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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!">1 [; W( D/ N7 k8 h# _/ i" r
- Label for your tooltip
0 E- E" I4 u/ |3 V( D6 E3 o - </span>
复制代码CSS代码: - .tooltip-toggle {
+ z% w, ?) t5 I/ N% f* Y) G8 X/ h - cursor: pointer;
, ?6 z _6 N4 b2 o2 ^ - position: relative;7 X( p3 z2 G$ j5 a/ m5 t
- } I" g$ h& ~9 k/ K4 A7 i
- .tooltip-toggle svg {
2 F4 {6 D7 J! |: t4 [6 ?9 y - height: 18px;9 T4 k0 M9 G0 K6 |
- width: 18px;
% B7 A' K7 H) ~: e; { - padding-right: 0.5rem;5 B4 f; m: Y" \* `0 e s: `7 X
- }
) n: |" x6 n6 F% ]. m - .tooltip-toggle::before {
/ E) r" n* @ z$ a/ k - position: absolute;
4 z: R0 b' x2 V, B% |2 h' b - top: -80px;
; z# z8 p$ |# B: X! X - left: -80px;
/ \7 e0 l) j% M* P, i% g' ` - background-color: #2B222A;" I6 G) h) n- }% b+ f8 O
- border-radius: 5px;
% ]/ v) g: j! n, t5 G I# K' W5 f/ f - color: #fff;# j- T# ~/ Q; y+ i8 d$ ]. H+ g$ B% {9 Y
- content: attr(data-tooltip);
1 L$ d7 [7 a4 E1 ?& Y$ h, O- l - padding: 1rem;
" ]8 j/ ?7 _! {. E+ J# J8 p% U - text-transform: none;, D, v% S4 X# e4 t1 I, g
- -webkit-transition: all 0.5s ease;' a, w* b. b- j$ O
- transition: all 0.5s ease;; B6 ]+ G! D7 X e& g0 T( _
- width: 160px;/ q4 L9 _: r9 B1 A( m7 Z7 l2 l) u
- }, C' u' D4 w5 }; F; O G4 v. B
- .tooltip-toggle::after {6 {/ N- \1 r: E% i$ E
- position: absolute;
$ _( I( {) T; T) a$ \8 V1 y# h" E4 D - top: -12px;
. Y# o8 g$ K2 |/ O& |$ K/ T - left: 9px;
% q9 S g# w& g - border-left: 5px solid transparent;+ H5 [0 x% g2 \; y% d5 O9 J. n
- border-right: 5px solid transparent;
/ v' M7 {) p/ D$ c. c! N; e - border-top: 5px solid #2B222A;
* z1 u0 t$ y* F1 R2 d$ A - content: " ";! @& X4 Q9 N7 d' B3 x8 i, ~4 p
- font-size: 0;5 C8 X `) w( I2 M+ K
- line-height: 0;
# R, C2 h8 b3 {4 I- B0 Z3 B v - margin-left: -5px;/ n2 u7 o. @ s1 n% h `3 W, x
- width: 0;
+ M' C/ y( A7 U& Z" I - }
7 k. o( v f) E5 F/ I - .tooltip-toggle::before, .tooltip-toggle::after {' B1 F9 U, `9 e; i; C
- color: #efefef;5 |' q) P) K* _% a9 H3 P7 U
- font-family: monospace;: y( f3 R7 C4 G4 Z/ J
- font-size: 16px;
+ G3 t$ E$ e6 b; } - opacity: 0;$ r" Y7 k% S' X( D, M3 f+ [
- pointer-events: none;) k3 ~. g" v- i6 z0 L2 Z3 B$ Q) T
- text-align: center;
, K# N8 X4 ?- i1 y - }
& U4 M7 Q: d! N' G0 Q - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 T: Q4 q+ O) `) P/ k
- opacity: 1;7 z n0 Z/ G7 h! n! ^$ t
- -webkit-transition: all 0.75s ease;
, B$ K1 y$ A+ @8 U' v - transition: all 0.75s ease;
' O. F' b; ^$ s1 ~; Y - }
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">$ p& o" V; S& ^6 D) R% G4 h
- <ul class="nav-items">: X3 r* t& _$ d) Q( n1 x! B3 b8 Q
- <!-- Navigation -->
+ Z8 [9 W' w/ J$ @ b, x0 p - <li class="nav-item"><a href="#">Home</a></li>1 U. T' _+ u2 Z( w; p) Z
- <li class="nav-item"><a href="#">About</a></li>
# y9 B6 S# K0 ? F0 }) e - <li class="nav-item"><a href="#">Contact</a></li>" E: b& U4 j/ C2 ~+ ]$ @; ]( @
- <!-- Dropdown menu -->
' i* G! B8 l; i' J - <li class="nav-item nav-item-dropdown">
1 V& _8 n# Z. z1 g# k+ k# b - <a class="dropdown-trigger" href="#">Settings</a>
2 y% \ H0 ~9 i0 G1 v* ]' d - <ul class="dropdown-menu">7 x0 B- o" ?5 r: W5 ]6 b! D# v
- <li class="dropdown-menu-item">" ]0 B/ c- u, } i' D Z) B0 b( G
- <a href="#">Dropdown Item 1</a>
. w' ]$ [0 O/ y8 z1 i; P E - </li>
6 k1 X4 Z+ M7 s# ]% Y - <li class="dropdown-menu-item">
+ L+ T$ `2 g E0 y7 |, y! ~ K - <a href="#">Dropdown Item 2</a>
: O: A( o6 k! E! ]7 C! l9 A - </li>
' Z* {; M w! c$ c - <li class="dropdown-menu-item">
# S S. k/ R1 [7 j2 C! v/ W - <a href="#">Dropdown Item 3</a>
( i6 ^" ]4 f+ |+ ^4 T1 K7 | - </li>
1 F/ B7 _, h4 ~ - </ul>
: C2 K9 u$ w D. d' H5 q0 ^ - </li>7 S! m r, `) O- |3 B3 T# J
- </ul>
+ t! W2 `2 g& h5 J& ?- ~) y - </div>
复制代码对应的CSS代码如下: - .nav-container {( Y5 Y1 ]5 p. h/ ^+ g
- background-color: #fff;( B3 C/ Z* X' P7 D, Q
- border-radius: 4px;- e) o" X/ @% B/ Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) U' q7 d/ y0 b2 B8 D9 r
- padding: 1em;
" I- J* V4 S/ @8 n5 Z6 B - border: 1px solid #eee;
/ t* Q" n: d3 i5 j3 T - display: block;& v: v, }3 _3 P1 w
- max-width: 400px;
2 h% Y% q. X7 A2 b r$ h - margin: 0 auto;
3 m- F. J$ R- t% S - text-align: center;
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- ul,3 i0 B8 y) r4 ?( D# G5 N
- li {+ G5 b0 w! z1 d* d& |, e( F6 [' j# d
- list-style: none;4 E8 X' ]/ s7 A3 r1 s- S
- -webkit-padding-start: 0;5 `- s+ l5 C1 H: w
- }1 ^0 R Y. w0 t8 f
- a {
$ b4 B/ \7 a( ]4 d/ L# K$ g - text-decoration: none;
: V* T& z) v1 r( z- x9 v% s - color: #ED3E44;1 e7 K6 [1 u$ S
- }
. N. }6 q' y7 I7 K6 L - .nav-item {5 l+ ^/ O ^3 @ I) k% m
- padding: 1em;( U7 _+ N4 O0 X& `" Q( a. P
- display: inline;1 ~( ]/ [( N" w+ t1 ^5 U% H
- }
$ r% h+ U* U9 ?: q - .nav-item-dropdown {9 A T* t6 A' ^$ q
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {- X# |+ J2 ~# P0 r- ~5 l! g
- display: block;/ I3 e3 r$ M7 g5 \$ Y3 i
- opacity: 1;
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' r; X Q1 _7 z8 x: y - .dropdown-trigger {& `, f/ m/ k7 X U( j* R O
- position: relative;) W* s" g1 x, t# h D
- }6 A1 t" m* B3 S+ B5 T
- .dropdown-trigger:focus + .dropdown-menu {& q9 z: `2 H y
- display: block;
9 _, f' _# U- W* g0 `, k - opacity: 1;
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- .dropdown-trigger::after {' F1 Q& u# h8 H$ e+ `0 o9 I
- content: "›";6 a2 j2 L- L) H6 h& e' V, z
- position: absolute;
( j/ V9 D: O$ u2 d - color: #ED3E44;) x* Q& A7 Z" C0 j* W$ Q0 o
- font-size: 24px;
% Z6 t1 U1 S$ R" f, Y; A - font-weight: bold;* ^! I+ R% V' [$ g- n. H
- -webkit-transform: rotate(90deg);4 s( T$ w1 k* S) ?
- transform: rotate(90deg);
0 E% I' f) B1 t# ?) s# G - top: -5px;$ j" K- y7 w, \. [1 ]: P- i0 u
- right: -15px;- a3 T4 n" o& V# a. d+ M
- }
' ]& X2 e( _5 ~% ?! Y2 n" E - .dropdown-menu {$ O3 x" s* G# k! ^
- background-color: #ED3E44;9 p* N' D0 N7 c3 A7 a' c& F+ H. E
- display: inline-block;
1 y3 V# N' l. F( { - text-align: right;
; A1 \/ d& N' W) u9 k v - position: absolute;
) c( X1 k, U# q8 k - top: 2.5rem;7 c: T+ |2 H k1 Z
- right: -10px;
/ O, J1 ]* F! B: V5 C5 z3 y. C R0 _ - display: none;
0 |4 M1 S! N: e8 M' M - opacity: 0;
! i. X C! I% P# k& S - -webkit-transition: opacity 0.5s ease; F7 N6 s0 e @( U' q3 }& M$ M
- transition: opacity 0.5s ease;$ F2 W& r. R: W7 N3 F1 Z/ f$ q
- width: 160px;: s( ?! j% q! J! u1 i2 x
- }+ Y# A. |" I6 Q8 c1 Q! C
- .dropdown-menu a {
0 n; A# F5 t. t q' u* c - color: #fff;% I: O* D. @0 Z$ W% L; y
- }
; ?8 {. r& u. L- j# D - .dropdown-menu-item {
& @ z# T- ~. m' C; H8 Y - cursor: pointer;
, C1 r% B, \; y1 N( M/ Q0 r; s0 Q - padding: 1em;
" m0 z/ f7 r. ]& I - text-align: center;
% W' s# [# i$ ` - }6 _( k8 g' d5 F3 g A) o/ ^2 a( _
- .dropdown-menu-item:hover {
) f' i* u5 f: A8 u& Q @ q - background-color: #eb272d;) C% n9 m( b; O0 A- b0 N' f
- }
复制代码 ' H( D$ ^ ]7 h4 `1 A; J. `& G
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">8 m2 z: D- h/ p- v
- <!-- Checkbox toggle -->
4 C; E. k+ C* z; G! h) y - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; Q, r$ v- m! j - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& \2 |$ E7 ?! o! f& t- a
- <!-- Content to toggle from www.mfbuluo.com-->1 e7 l y3 s( w
- <div role="toggle" class="toggle-content">
1 A' u4 N$ v0 E& P( o# _0 W - BA-NA-NA-NA!- N& s- y2 }1 \: o
- </div>* W; | w0 [) y9 d
- </div>
复制代码CSS代码内容如下: - .toggle {; d+ o7 z/ f# K7 v4 {1 N& E
- margin: 0 auto;3 {; t4 ]- ~/ j( P$ f
- max-width: 400px;3 ?0 i7 ?* h q
- }
$ \ n E+ B+ E& ~- g5 c - .toggle-label {# f2 G! P" V% Y$ O2 b5 N# a! r2 L
- font-size: 16px;3 I7 g% `2 G. k' P
- background: #fff;
" t# _1 G% N7 V4 E! W8 f - padding: 1em;# @3 y# c d0 C/ [
- cursor: pointer;
4 [* D$ m8 q- |* X* i; H - display: block;" g/ C; T6 t5 q
- margin: 0 auto 1em;
; {( x. j6 Y' \; F - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* w3 x+ d' ]1 p2 h
- border-radius: 4px;" O! e* C, N g* f: A% }8 j; E
- }- T: l0 U6 n& j$ r# V
- .toggle-label:after {
/ W& U4 o* x/ ~' ^" D! c9 c4 ~ - color: #ED3E44;# w; [% v' D, y
- content: "+";- g B/ d- ]9 R) L- l6 _
- float: right;
5 D0 @" K# J3 I: r5 \, a: X - font-weight: bold;
: E2 l. o8 b/ \1 @1 k - }
: `# b7 ]. |4 d5 o3 R+ O - .toggle-content {
) X% f- s3 B& K3 ` - color: #B0B3C2;8 f. _6 a; l" U& ~) c
- font-family: monospace;/ e' j5 v& Q7 Q
- font-size: 16px;8 ]* K, m" O: E* o C3 {( W% i! h
- margin-bottom: 1.5em;4 d3 c% s, R* |. X5 N y8 \) M
- padding: 1em;
5 K; I" | Y, D d, K& d - }7 j1 q y# V2 I# z
- .toggle-input {
# {9 l/ Q0 [; ^. H5 ?$ S* c - display: none;8 J. |" z+ z: K& Y! ~# x
- }
0 L& X+ K8 C/ B - .toggle-input:not(checked) ~ .toggle-content {! R; d. j+ A9 {3 V6 Y: Z) W
- display: none;) B; v. Z* \+ U, Y8 k5 E
- }' N4 ?- F& g2 \8 l6 N
- .toggle-input:checked ~ .toggle-content {
+ m6 F- L5 u- x w - display: block;% B4 R$ {* ^# j9 b- m5 y3 \8 R. e
- }
6 `# `: p0 O) K" G" q& i; ^ - .toggle-input:checked ~ .toggle-label:after {2 J6 }7 ?* u) V @: g1 Z
- content: "-"; _7 r" {0 h4 _7 E+ a
- }
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