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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!">: e K" e4 D$ r' O$ o- u
- Label for your tooltip
, b. z0 k$ Y g- P& i - </span>
复制代码CSS代码: - .tooltip-toggle {' c% u2 R- o1 i5 [. E; H
- cursor: pointer;
" ]6 p3 I. V3 a: j4 V - position: relative;- p$ F2 O& H$ T' {% Q6 i
- }
: Q* Q# b$ ~5 n: G% ?( Y/ [4 G$ B - .tooltip-toggle svg {
8 |1 k. W+ \( r+ p' ^ - height: 18px;
7 G' J. A& b- \# y7 ^# {. z% V - width: 18px;
: [2 p3 C& F6 n( T+ W8 ^8 U7 f% b - padding-right: 0.5rem;
0 {& N u% y7 t - }3 p ]4 l% a1 u6 f9 f: ]
- .tooltip-toggle::before {
( l5 H' ?/ _+ Z1 m& J, O( [8 }' t - position: absolute;
% F& @( A$ |5 F! l" Q - top: -80px;& [: W% ~5 m: i/ {* _0 k& e/ [
- left: -80px;/ t# J% k8 O1 t [3 x
- background-color: #2B222A;
* E# j% a# ^5 S: N6 D/ k; a - border-radius: 5px;
( ]2 c# G9 ]. o6 G - color: #fff;$ A1 I' B2 v: c- C5 p
- content: attr(data-tooltip);+ O+ \1 P$ a7 B
- padding: 1rem;
" B# L' V/ R, w8 I& p+ T: u - text-transform: none;
) Y1 Z2 i4 ^% Y1 H - -webkit-transition: all 0.5s ease;
" i% T$ N7 \4 @: o$ `+ e. q# k - transition: all 0.5s ease;
/ n3 ^: p/ R: x. } - width: 160px;: D* U* X1 t! v6 S3 c" t! q
- }
( P# _9 H- H @3 Z" p. i$ {4 w - .tooltip-toggle::after {
: w+ ?5 R: x+ P f7 f - position: absolute;
2 k/ E7 } \7 h3 K0 K - top: -12px;
( H5 }+ u% B. v9 g# u - left: 9px;
3 B! w' | q( c5 } - border-left: 5px solid transparent;
7 X$ W& a1 z7 E# s/ ]5 i% A - border-right: 5px solid transparent;
' q" C3 |9 `7 ~ - border-top: 5px solid #2B222A;
! g* }! d" R# V$ R/ H5 N - content: " ";% d- P$ _) f, p% R1 I% m
- font-size: 0;
2 U5 }+ _+ h- n% X5 F+ {9 O - line-height: 0;6 ~$ Z% h) t6 q! H/ z
- margin-left: -5px;! B+ g* O2 {% e6 F( F5 Y6 i7 r( |
- width: 0;) \. n- J* W- G+ E6 ?0 N
- }
, { A1 r$ T, Y - .tooltip-toggle::before, .tooltip-toggle::after {
6 z! g7 C; L+ [: \ - color: #efefef;
i( B. c# G5 |1 }/ @ - font-family: monospace;; [! }4 T; w/ p( a
- font-size: 16px;
" ?0 h ]+ }! M+ s7 B% N - opacity: 0;6 p e g) i1 h k
- pointer-events: none;4 |" Q* v& |1 c% |3 P% M9 @% C
- text-align: center;
s3 r4 u' ^' w - }
/ j: q/ Y! V- o* z* }; \ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {& I1 b. _( u: l, z& i" J8 y
- opacity: 1;
0 o7 C9 k5 H& B) q' j( k- v1 H - -webkit-transition: all 0.75s ease;
a( b% Y. ]$ \! n5 i1 O$ B - transition: all 0.75s ease;
0 s5 P- w4 k+ Y- i$ U& H4 s" f - }
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">
" h6 W3 A7 [5 d, j3 q/ i$ R - <ul class="nav-items">
9 z& z4 F2 w M - <!-- Navigation -->
: ~7 e. Q! f% v5 M. t# b2 \6 T: o! J8 W: L - <li class="nav-item"><a href="#">Home</a></li>: `$ b+ R# L6 N& Y F( Z! q; Y
- <li class="nav-item"><a href="#">About</a></li>
8 C, g e7 }% P1 k- c8 q - <li class="nav-item"><a href="#">Contact</a></li>
6 g4 |$ j: o, P; P( y P& Q - <!-- Dropdown menu -->
k: T) U; Y+ y. a% V0 Q - <li class="nav-item nav-item-dropdown">
5 ~0 N+ u6 u6 v. O: _- c" j* G0 ? - <a class="dropdown-trigger" href="#">Settings</a>8 a+ g8 h+ C, u8 E# b1 @$ i
- <ul class="dropdown-menu">0 c$ B5 e( y' `
- <li class="dropdown-menu-item">
0 B0 b9 B3 J2 q& ` - <a href="#">Dropdown Item 1</a>
, v) Q& s2 t0 T6 |, T, A& {/ C - </li>
; b; n4 B8 H7 {( T; x - <li class="dropdown-menu-item">( ^ i) J& a# u
- <a href="#">Dropdown Item 2</a>& C* V$ x4 ~6 A* B, z" _' L. h5 ^: Y4 _
- </li>3 \ C, I5 }$ Y# q/ a v: @
- <li class="dropdown-menu-item">9 N1 O& A4 C- z3 b& j7 L' m' Q
- <a href="#">Dropdown Item 3</a>9 I& p3 H2 [" {
- </li>
$ U1 h) U* l% V$ k4 E H' m - </ul>* B5 L, ]' E) B+ J" s
- </li>( O2 p" w4 C% u, u/ E2 m$ w4 p
- </ul>
; `% F2 F6 {2 P+ R% N' m - </div>
复制代码对应的CSS代码如下: - .nav-container {& @: x; F* x6 S' i
- background-color: #fff;
8 y3 o v- R, C - border-radius: 4px;5 e* ^1 |" P6 G' G
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ q3 U! Y4 N% V
- padding: 1em;
& v. J5 {* D6 u/ r/ ] - border: 1px solid #eee;) h/ `+ w w4 ]* C' s
- display: block;
$ [7 c$ a# A% M6 u: \ - max-width: 400px; H% F% f8 L d. _1 r, ]5 P
- margin: 0 auto;
# W3 u6 l- O! r; k H& g - text-align: center;
, u$ c( S2 ]0 P X0 g$ t3 W3 V7 R - }
6 t# w- R, D. s6 z - ul,
% `$ f$ Q8 @* |( t7 t - li {
1 c: E! q) w2 Z9 { | - list-style: none;, p w, R) e' M6 b$ r% M
- -webkit-padding-start: 0;
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- a {
0 r7 r% |. z8 W7 K* A2 Y - text-decoration: none;) q! K6 h3 E, |- p
- color: #ED3E44;
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- .nav-item {
% k, Y" N* M: E1 b# N - padding: 1em;
0 w" {1 w) b6 p, t" U - display: inline;
7 H: b B( t% }+ A - }
% B3 h& R& {& L# G8 i2 H5 Z - .nav-item-dropdown {( s9 G8 N5 ]+ x
- position: relative;0 Q8 k) H/ T8 s; e/ y3 ]) N$ x
- }
3 g# s* s) o7 w: p$ L+ a3 V - .nav-item-dropdown:hover > .dropdown-menu {
# V, [* E* {6 U - display: block;( C# M+ \3 d5 l6 Z/ A8 W+ \
- opacity: 1; v" Z x! U$ n: C7 d
- }
. p* u2 [" i4 v) [2 a, g - .dropdown-trigger {
" J5 J* B* ~/ d: ^ - position: relative;
7 U' V- c/ j+ U5 f( M2 b. Z$ c# C) p# A# l1 ] - }
4 j: o) { H, J+ g% v/ O/ h* M - .dropdown-trigger:focus + .dropdown-menu {
, `, E' n. Z- m! V, R - display: block;
5 `( ^2 i9 Z. m/ ~9 L* t - opacity: 1;) K5 m8 W O+ ^7 _0 x) G f
- }
j; F8 w" ~8 d4 I4 K1 V. ^( V5 a - .dropdown-trigger::after {
/ ?3 q; \- }3 ?/ |' x2 b - content: "›";
. c0 }9 o6 r7 d% b) c. n+ c6 e- w - position: absolute;
/ k9 k# ]5 v1 ^- C6 G+ J4 } - color: #ED3E44;
0 H. v& l; [. j* X9 m6 Z - font-size: 24px;
7 }* k4 I2 z5 ]7 _5 y7 |4 k - font-weight: bold;) n6 r! p# r6 R* c( a
- -webkit-transform: rotate(90deg);+ S2 M( z* f+ N& N
- transform: rotate(90deg);# t: H& H6 V; ?% h
- top: -5px;+ U$ g$ R3 A/ A8 G
- right: -15px;# G- l7 U" p( ?2 G# L- l$ N
- }
, i( P! E/ l# \3 N8 ~' q - .dropdown-menu { I7 T5 ~4 }; o* Y* T$ a2 a8 H' U
- background-color: #ED3E44;: f3 k# `2 n c0 x" p
- display: inline-block;/ b V2 e6 N$ ~* U0 i! n
- text-align: right;9 u& ?& h! _! ]
- position: absolute;5 x; J$ q0 G5 S4 h, a: p
- top: 2.5rem;
9 g9 x3 W. V% l# R - right: -10px;
6 t9 l" Z' H6 P( o- _9 d+ m) H - display: none;7 t- @' p# e2 F6 e# c- Q1 B, J
- opacity: 0;, o# k. S' c" q0 Z: o) N$ @
- -webkit-transition: opacity 0.5s ease;
' ^+ l0 K" ^8 Z# ]* h* U2 M. N! b - transition: opacity 0.5s ease;+ y. x3 Y5 G' Y6 |& i$ e
- width: 160px;4 X) F3 A0 F; ~
- }" X4 ?% e U ~! V! `1 Q
- .dropdown-menu a {) \+ v6 T3 Y( k; p# n
- color: #fff;$ Q& a+ x% S( S$ y* G$ f5 j
- }! m4 r. j- B5 {
- .dropdown-menu-item {! Y B6 C- ]7 X! `' E, I
- cursor: pointer;
1 n' {5 n' H! M6 v - padding: 1em;' \' f- l5 T9 X7 W5 U l
- text-align: center;, n6 ^9 R3 x! } y. \# b0 ^
- }
: ^; s- q( m5 R7 ^/ g - .dropdown-menu-item:hover {0 B; t% C* S$ u/ B' F
- background-color: #eb272d;5 K: a0 E4 g' A: E- O$ L- L
- }
复制代码 ' F8 @4 _7 M+ }) m2 X- d
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">' {. V! V; o. S5 n; I+ p$ c V3 i
- <!-- Checkbox toggle -->
$ U# \/ A. b, w+ E - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! V* ^; Q: ]' G. R: ?: u" G - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>8 B3 m+ B" M- T
- <!-- Content to toggle from www.mfbuluo.com-->
5 C, {7 h$ o+ V5 S& b9 }' L+ q+ Y8 } - <div role="toggle" class="toggle-content">% W! `8 M" z0 w- f
- BA-NA-NA-NA!# o# C; k( B. x$ i' l3 E! c
- </div>2 R" x3 d) t B8 t: D8 Y9 z, e9 Y
- </div>
复制代码CSS代码内容如下: - .toggle {6 |% @% ^' n3 S6 y1 a
- margin: 0 auto;
; X/ X {& w! r/ `- `0 c9 b - max-width: 400px;
7 p8 t6 x/ t& B* L& q+ Z: c - }* k( M- u9 P) _* J% i1 H( `3 e
- .toggle-label { c6 I% A% g+ X1 M- d8 w
- font-size: 16px;
2 E- t. Z; @! J" R# j/ G1 ^) i* u - background: #fff;# P0 i! Y. Y$ W9 O! a
- padding: 1em;
- i [' E3 l7 x6 ^ P- V6 l - cursor: pointer;
, O: _5 K/ y) K' x9 w - display: block;9 V* c8 S! Y; ?
- margin: 0 auto 1em;! H6 c( h! a" H) G8 p% d& G- Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, i8 o C/ \: Z$ F" D8 ^
- border-radius: 4px;! q- }3 X1 Y; m2 i" `# p/ m" J
- }" w2 Q0 _" v8 P
- .toggle-label:after {
# Y/ ?. S: A/ W$ y - color: #ED3E44;4 f' M# w& D8 N4 \, n" @+ `6 a
- content: "+";
3 x7 E6 w ?9 |0 r3 u - float: right;
5 V4 Z4 t5 w7 {0 V! a - font-weight: bold;
, h6 a3 |6 D4 \. I - }
$ V& T9 O* T* b) V/ e' \4 j - .toggle-content {- l# @8 s( S! r) [% I) R" d3 ]
- color: #B0B3C2;1 ^; t" f9 R0 ^' d+ p. G
- font-family: monospace;
: h7 e' ~9 Q# a" A, C7 f' X( q - font-size: 16px; |) I; v; L0 u* Y
- margin-bottom: 1.5em;
! S. B$ m$ U5 z% C' n - padding: 1em;
: q# ]* L" ~* \( x( ?6 r - }; E7 B. r2 q9 u7 O3 \0 m$ M& x
- .toggle-input {
2 X2 ]" E1 y, B% @2 j) C - display: none;
' P7 I- {3 P, q* ] L - }9 Z+ _# g/ w6 K( b0 ~" K
- .toggle-input:not(checked) ~ .toggle-content {
4 t2 w2 ?, c1 U* v - display: none;
/ P% ~8 S0 G) c% Y2 {( _ - }0 Z4 E7 i8 `8 k
- .toggle-input:checked ~ .toggle-content {
. s6 s' i k6 c - display: block;9 Q. c8 ~1 i- c' g/ j
- }
, t7 m' h# A$ O4 p n/ T* c - .toggle-input:checked ~ .toggle-label:after {) K8 A6 C. |% u8 _. w$ X
- content: "-";
* O$ [. j' w1 `. E. t v' @ - }
复制代码 1 e7 z. v) I u/ ~/ k4 z) R) l N! ]" z
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