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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">( f% w2 Y, w5 {: a/ x" ^9 U1 p
- Label for your tooltip
& a, V' c8 f _9 K; g, F+ M' r - </span>
复制代码CSS代码: - .tooltip-toggle {
' N7 @5 X& v4 {# K! d& h - cursor: pointer;
5 }' r, c6 H2 G - position: relative;- R: G, z$ z. C3 w" J: @% P# z
- }
0 R5 Z# T3 j) X - .tooltip-toggle svg {/ i7 O/ L" J6 Q- K' @# t$ O& R
- height: 18px;
7 X3 ?! T* \# ~; H - width: 18px;
+ Y+ C' F: g) J2 a - padding-right: 0.5rem;
R4 T9 E, N. c. i- L$ ` l1 t; R) V - }
& y! Q6 Y3 S) W% X1 D - .tooltip-toggle::before {
' _+ {# p W( P- l/ a - position: absolute;
0 ]5 l& y+ ?8 |; n - top: -80px;2 T5 c' K0 u* f+ E% u, c/ X& @
- left: -80px;
+ j7 e, K( \8 j3 b: B - background-color: #2B222A;) r% y9 z% J0 }+ `7 w( k. t
- border-radius: 5px;
+ ^* j: k" Y. W# y/ n% d% g. d - color: #fff;
! I; I, |5 N- [0 p$ O% u: y2 n: l - content: attr(data-tooltip);* s( N+ `6 T" E! ~8 o; F
- padding: 1rem;% }, u; ]4 g! ]! {6 \" g& M
- text-transform: none;6 Z2 |$ U2 w$ K7 u% z1 b, L0 `
- -webkit-transition: all 0.5s ease;
`+ U2 W! J, N, u/ p - transition: all 0.5s ease;
$ S, ]9 X" u; i' [; Q - width: 160px;9 C6 o7 s: ]3 |, m: q8 t& m- Q7 b
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- .tooltip-toggle::after {
& W/ F1 b- o) \' L; l3 C0 W - position: absolute;) {" V# s# c) A t* E
- top: -12px;& G- i( v( W$ d1 l. @. c
- left: 9px;
! y; C0 \ _& ~1 g$ z - border-left: 5px solid transparent;$ \* v, A3 o! {# Y" k
- border-right: 5px solid transparent;
/ E0 H) }) i4 y) m2 a; P - border-top: 5px solid #2B222A;
2 v3 b8 b# J/ E. L/ [ - content: " ";
4 x+ M V# f6 M8 `; d H' l - font-size: 0;
' H' j; `7 W( G" p& l! \; t: F; z; x - line-height: 0;; @& d2 v4 @: G; p2 J
- margin-left: -5px;% b% m% o$ n: c% O
- width: 0;, c% Z% A& i" z) l
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- .tooltip-toggle::before, .tooltip-toggle::after {1 x7 L8 |% n5 O9 R b$ g7 J4 z: H
- color: #efefef;
% h: x9 {2 t# s7 G - font-family: monospace;. v& y/ ]/ ?1 z& l
- font-size: 16px;
! X6 {/ v4 Q# w8 M& l4 O - opacity: 0;: A' r9 |8 J5 G0 B2 p% Q U' F3 I
- pointer-events: none;8 c+ o' r$ q4 h6 q8 o1 N- v
- text-align: center;9 O. a, {' T" t( s ?. w- o/ q
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {7 h( o" m4 ]2 U- K; v5 {
- opacity: 1;/ _0 I4 M# i8 D# D! l+ j
- -webkit-transition: all 0.75s ease;
, U6 J3 A' F% Z0 v - transition: all 0.75s ease;
6 ]. T; j8 N% @6 J. q - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">/ H! ]! z5 Q; c" u6 g4 g3 ~
- <ul class="nav-items">$ u6 h& \- w8 m2 P2 A
- <!-- Navigation -->
/ x5 P/ A1 r+ F1 I% { - <li class="nav-item"><a href="#">Home</a></li>7 l1 a5 ?6 o! m1 t `0 F/ ?
- <li class="nav-item"><a href="#">About</a></li>
1 K* w- _1 s2 n" `: j1 v& w - <li class="nav-item"><a href="#">Contact</a></li>
) q- t. U( f6 q6 M8 ^( g - <!-- Dropdown menu -->! p5 P; |2 W& W) [2 G
- <li class="nav-item nav-item-dropdown">: ?, \- q* _! A
- <a class="dropdown-trigger" href="#">Settings</a>
E8 \' _0 h' Y3 n' A; T - <ul class="dropdown-menu">( f2 b. z+ B3 [7 L8 z/ b
- <li class="dropdown-menu-item">
& J1 v* r! e8 c. M - <a href="#">Dropdown Item 1</a>3 c! S- t4 Z/ C1 L4 n' O
- </li>
# Q. Y6 Q& ^; `# f0 R: W - <li class="dropdown-menu-item">
" M% s5 U% s1 v) g - <a href="#">Dropdown Item 2</a>
- l& m1 ]+ T8 z - </li>/ L: ?8 m, ^) A! s( R) V
- <li class="dropdown-menu-item">' s* ?7 m" c3 H0 g
- <a href="#">Dropdown Item 3</a>
7 S2 a# ]. f2 _5 ~% j S- h - </li>
+ \; P5 p0 w9 h% r8 a) Q8 G - </ul>
; x& z$ ], t" b: g2 e \, V7 y& ^$ n - </li>5 B7 f! c; Z$ z' E
- </ul>, P r# C9 d; I4 v
- </div>
复制代码对应的CSS代码如下: - .nav-container {. ?: W; S7 @4 x) E0 c
- background-color: #fff;4 T# V2 c/ J1 k
- border-radius: 4px;: O3 `- Z$ s$ W& g
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 o( W( }" X" |& c( R" c4 w6 k0 T$ K - padding: 1em;8 Z$ `* y( J# {( P+ W" n
- border: 1px solid #eee;+ y; Z4 y& n3 |7 O4 n, k2 D5 k0 n
- display: block;
) F9 z* u6 y/ d/ a+ P - max-width: 400px;
8 _ i9 Y7 Y! k2 {3 L; @ - margin: 0 auto;
( b6 X5 o V- g2 I5 ^ - text-align: center;. l k- l* X; z# d k. M
- }$ v* h; H/ k! ]% y) h8 M2 Q9 F8 P
- ul,
5 @0 {' v+ L# ^, w, Y% }6 d - li {5 W5 O5 H, K `% ~* {
- list-style: none;
5 B$ D2 {) R9 F) P ]# L: J; X3 n - -webkit-padding-start: 0;
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- text-decoration: none;
% H1 h: V( p7 h, T; v& G! E - color: #ED3E44;/ w6 U4 R, J- a' q2 r
- }
9 U* y) [4 {" Q* a1 k& N8 K! Q+ R, | - .nav-item {
# m' V0 R) A# c - padding: 1em;/ p+ y+ E* A. R7 f( I+ f' d, Z
- display: inline;
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. t, d9 _ K0 I7 c - .nav-item-dropdown {& Y8 w3 _5 K4 C5 `9 z1 F( ?9 E: X
- position: relative;
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1 b" l1 m# r8 k6 U - .nav-item-dropdown:hover > .dropdown-menu {
& D: ^+ K2 ^$ }6 x, p# a - display: block;
0 Z1 ]/ P8 s F' V/ D: u" a5 c - opacity: 1;2 K0 j. Z' d8 A5 @% \ _
- }
. L2 u! X% T$ g5 o - .dropdown-trigger {) `- ]6 G" Z: a7 n$ N! c) h
- position: relative;- \/ n9 H- ?6 w7 B- ` [
- }
/ x, \4 F, V6 s/ [& O. u- C - .dropdown-trigger:focus + .dropdown-menu {3 y! v/ M$ ?/ Y6 e# N
- display: block;
6 d4 q* ?; }5 E7 P; ?9 B - opacity: 1;
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6 v. {8 I8 O5 @; p7 b0 @ - .dropdown-trigger::after {
4 J1 Y* C$ j7 ?( N - content: "›";% M* o' | U, N* n& s
- position: absolute;
* H5 F) {: t5 ^8 V - color: #ED3E44;
$ T0 G$ Y8 [' M - font-size: 24px;
. G. P- w- q- Y/ L) V S8 s$ j4 k - font-weight: bold;+ m6 t, g8 a5 A$ {$ L' ]1 Y9 Q
- -webkit-transform: rotate(90deg);
7 t( e9 X7 k. R, i0 s - transform: rotate(90deg);
' l8 Y" A4 L# z& N. r7 g7 |" u1 r V - top: -5px;' k; B; z" K9 X4 H5 H2 c0 C
- right: -15px;
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- .dropdown-menu {9 p. [* v( h4 x7 n' g
- background-color: #ED3E44;
# m! B7 ~. h. \- c9 N - display: inline-block;
?, X8 c+ ^+ x* S* I - text-align: right;
! I( p) u$ V2 L+ _ - position: absolute;6 O7 Z/ K4 D7 i& Z7 m5 u! w
- top: 2.5rem;
% {" D; |' p4 h$ T0 u4 o% |7 ~8 q* l - right: -10px;
$ m3 h# h' r* v/ d( R" g2 f( Y - display: none;8 P0 s& Z/ d$ y, t( `
- opacity: 0;+ S6 \- \0 m- p$ z8 n
- -webkit-transition: opacity 0.5s ease;, {0 }& R& y4 R1 a s) A
- transition: opacity 0.5s ease;
& u# x& S5 W' K* U. |4 a' I - width: 160px;3 G$ s0 D5 \& J- {
- }
) ?2 U8 z: e( c. M1 _% D/ f - .dropdown-menu a {
% S: z: p* R# o* J& X+ {) C; l& P8 T - color: #fff;
. K, x, u4 L9 b% j) k% M+ e3 w - }; H' m4 h' [: B/ Y7 i' t. ^6 I5 p7 T
- .dropdown-menu-item {
2 X* F2 ~4 d3 p4 U) a- j3 d/ G - cursor: pointer;& _$ u# r% u$ [( }* P8 N) Z. i1 I
- padding: 1em;
( ?3 j- A A2 `3 | - text-align: center;8 G' x- c$ P7 Z4 Y" k7 K8 S" f
- }% A# S5 c/ X5 F, z A# r0 u. M
- .dropdown-menu-item:hover {
" k4 ]3 U; f$ {$ K7 w) M - background-color: #eb272d;7 s6 c9 F* Y( k( R
- }
复制代码
$ Y% l- T$ n! K2 Z可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> {$ W* Z, P1 d: v2 F
- <!-- Checkbox toggle -->
Y/ k* v0 S, X, d0 j - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">! E" P/ ^6 c6 h" T$ Y( z0 x( Q
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>- ]. Y5 J5 z7 I, C" `9 n/ r% @3 {
- <!-- Content to toggle from www.mfbuluo.com-->
; {) U, u1 a7 C/ | - <div role="toggle" class="toggle-content">
. i6 |! ^. T7 n. a% z5 H - BA-NA-NA-NA!
4 W% y! a" c3 e$ i9 a/ \; R - </div>
+ t& C% k- ^( @6 Q6 r6 E9 I3 v - </div>
复制代码CSS代码内容如下: - .toggle {
+ v( |( G- l4 m: T" c4 `1 M% o - margin: 0 auto;+ r& ~3 v. r L) r9 V
- max-width: 400px;
( y( [5 l0 K. m( Q - }
+ X, J# a* D2 c2 c3 v1 H2 m1 D1 @+ } - .toggle-label {; m! Y& l9 K; T# j
- font-size: 16px;
" g# M1 \7 F2 x7 `& d2 T* l - background: #fff;
3 u$ F6 S6 w, a0 {% X) ] - padding: 1em;2 X# X8 c. F& h* d9 R
- cursor: pointer;
: B/ @7 I' Q7 {6 r# e5 C7 V - display: block; g/ c8 y) ]% n" D
- margin: 0 auto 1em;
3 r/ Z) D a' U9 q7 T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 D# H. ~4 o& `8 P; v) D - border-radius: 4px;
) c2 x! A2 a+ K+ W7 k* T2 {* c - }$ J" G; B+ N, l" b# g: C- E ]
- .toggle-label:after {7 m) |' p; H; P1 a4 a2 S
- color: #ED3E44;" Q. `9 v# Q% v; {' B
- content: "+";
1 p4 ?2 o3 a* c5 C, f) Y, j - float: right;
% S5 s' ?/ { R/ X" a, H: q - font-weight: bold;& P7 p4 s# i' R8 w+ c7 M w
- }" U) z1 P6 V% P9 g$ c6 G) F, Y1 A0 F
- .toggle-content {: Y5 v+ X: L- p) x- J+ z
- color: #B0B3C2;4 w; P. r5 t6 ~% a k. }+ U/ \6 d# \
- font-family: monospace;
7 g7 I& Z8 B, y0 f9 g - font-size: 16px;) O2 V* D5 U1 m" y8 ^- N9 A
- margin-bottom: 1.5em;# q. u4 P7 F& ~9 E8 f9 ?
- padding: 1em;5 R! P- E6 G; W; G5 E9 l: u9 X
- }
% o$ `2 k ~" [' j! Q( A - .toggle-input {
9 K9 e: F( E# S6 R% r( j - display: none;$ _0 L' F# G8 n- O8 Z3 Q/ `2 T" n
- }
+ m1 E7 @" e* b - .toggle-input:not(checked) ~ .toggle-content {
/ j- ]* h: _. K! r6 k, x$ h O9 G - display: none;& U! m- k. t) N) O. q$ o: U
- }
7 E4 j5 {+ ]& G7 i- t - .toggle-input:checked ~ .toggle-content {
1 `8 v* O+ n, |: | - display: block;) `3 Z1 d: Z9 {! o: i- Z" d
- }
% t- N5 V- W4 X+ _& A - .toggle-input:checked ~ .toggle-label:after {9 n2 X, t8 c/ B& O
- content: "-";
) Q0 Z+ ~! ]' g n( O S - }
复制代码 " |/ _# y" R9 ]. t0 q
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