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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!">
@- O6 G p4 h" m2 k+ U - Label for your tooltip
4 X0 @& }6 E M: c5 Y - </span>
复制代码CSS代码: - .tooltip-toggle {" ?- r! t3 S3 `0 Z& k2 J
- cursor: pointer;* ^# }% g% Y: n* g! n' h
- position: relative;2 {8 ?3 c4 Y3 u6 O8 x7 e4 g
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- .tooltip-toggle svg {& C) k$ j5 s8 ]4 L8 Q7 d w
- height: 18px;
" z( U2 X+ P" B9 F - width: 18px;
, R- e2 h4 |8 E, c* s% r - padding-right: 0.5rem;
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& C3 y6 s3 Q" j - .tooltip-toggle::before {' c4 D# J3 \1 ~ @8 M
- position: absolute;
6 z& _- `, Y. m - top: -80px;) f% I- @% W* i: _) \9 C( R5 k
- left: -80px;
" [$ ~9 _% T2 J e% t/ x% l; K6 w - background-color: #2B222A;
- C5 |! H+ L% T. ] - border-radius: 5px;, [1 o& ^! z4 B$ W9 C9 y
- color: #fff;! |$ `4 k8 {: [7 D, h
- content: attr(data-tooltip);
3 |1 {& |$ c8 \% ^* l - padding: 1rem; }1 c6 T, ]" O% q" C
- text-transform: none;! \* _* b# a' o- M
- -webkit-transition: all 0.5s ease;
: u9 @8 K' Y K8 F* R2 ]1 u - transition: all 0.5s ease;8 d( F. e$ \; c: ?
- width: 160px;, v q, j. B% ~# z+ C
- }
- f0 X5 Z! h' N; A/ e0 V - .tooltip-toggle::after {8 ]0 p6 @: e; k5 I$ h1 P9 T
- position: absolute;
' g4 B: ? v2 L# k. Z - top: -12px;6 {* M3 j8 d; C& r
- left: 9px;, a- m' k5 y6 g# h
- border-left: 5px solid transparent;0 M& v9 m8 t T! c0 E
- border-right: 5px solid transparent;
4 O! A# y0 u% o5 K6 J# v E$ h - border-top: 5px solid #2B222A;
4 n. i; M- R3 V/ v - content: " ";7 @, Q1 L: s: c" m) [5 m; C1 o$ k
- font-size: 0;% P( N3 a, m& m5 d+ ?1 o
- line-height: 0;
3 p: \, D# \# ?/ e0 T - margin-left: -5px;
9 K$ U* e9 c; U$ M - width: 0;
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+ W3 k# \% R- f; T `2 {$ a: r - .tooltip-toggle::before, .tooltip-toggle::after {4 m V0 W% b* X% `' N: ^" e2 e5 _: u; @
- color: #efefef;% H9 ?2 x6 v* W& e( q) U
- font-family: monospace;
% G0 C" H8 M. U' ~5 S7 h - font-size: 16px;2 n9 z: N' r% x0 |& [! l) [" T
- opacity: 0;" {8 n7 V0 F+ k! }. a& ^6 M
- pointer-events: none;6 g6 ~: V1 t% v8 W- K
- text-align: center;3 U& {9 _; v& ?+ ]
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# _5 i Z+ p* U
- opacity: 1;
+ E! ?8 ~& X/ J* I - -webkit-transition: all 0.75s ease; J# U2 S2 p: P. w! q2 a
- transition: all 0.75s ease;
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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">
- {* K4 {3 ~! n3 [# @; q) y - <ul class="nav-items">
2 `8 x }/ ]5 V1 V1 P% r* i' i - <!-- Navigation -->
- |# @2 Q" g8 z6 f. H1 _2 v - <li class="nav-item"><a href="#">Home</a></li>
3 e+ T8 k+ `& `; d- N9 G0 t$ r' B - <li class="nav-item"><a href="#">About</a></li>
/ e; ]2 \* s9 L: Y - <li class="nav-item"><a href="#">Contact</a></li>
% x/ v6 O3 b7 R/ K# X - <!-- Dropdown menu -->
& E* N1 j2 c( y - <li class="nav-item nav-item-dropdown">2 C+ W6 J+ l$ [; Y
- <a class="dropdown-trigger" href="#">Settings</a>
0 x* O# P& B C* I/ _1 ~# G, T - <ul class="dropdown-menu">! S3 h) F0 h& [: r- n% h
- <li class="dropdown-menu-item">6 I' R+ P; Z# m1 l1 {
- <a href="#">Dropdown Item 1</a>
\% H. g1 U' m1 W; [7 u - </li>
# ]5 B. e% z2 B) e9 {8 ^' m* U - <li class="dropdown-menu-item">
9 L& g( M9 P) y% { - <a href="#">Dropdown Item 2</a>
* J2 Z7 R$ e( T# O9 n. z - </li>
# t1 P9 e1 P3 e - <li class="dropdown-menu-item">& q$ s: ?9 `7 J! x4 d
- <a href="#">Dropdown Item 3</a>. e' _$ r( w/ H6 U+ [. K" J6 T
- </li>
5 W: }: n) ]0 ^* B4 D8 V - </ul>0 @! c" V/ P/ [2 f2 g' \
- </li>* I5 w6 E3 U3 g5 S0 `
- </ul>" G0 g. W6 b- ~; s" C( g. ^
- </div>
复制代码对应的CSS代码如下: - .nav-container {0 N e J5 l% `% e# Y
- background-color: #fff;0 k( X, k6 y8 O0 ?* ]- {- ^
- border-radius: 4px;% \' }/ m. Z5 C! a, Q( ?( j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 y6 \: N% Y9 ^8 K" i - padding: 1em;
4 T' ^9 P+ S# l' d) [8 T0 k" x3 } - border: 1px solid #eee;
* e6 T' W" T( K) G/ t/ g - display: block;
8 G2 w6 J) u; }: j, ` - max-width: 400px;
2 n6 c2 _0 I6 j - margin: 0 auto;
6 y4 x) ^5 \" y4 R - text-align: center;/ z9 X* D, o X
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- ul,
8 j3 K) r; C* n# ` - li {
" e z$ Z! b; b4 K* p* Y i - list-style: none;
+ J) w4 u) R! K ?9 o3 I) r# W - -webkit-padding-start: 0;
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- text-decoration: none;( A) t, A+ r: {+ y# v- C
- color: #ED3E44;' G. \( ^5 ^+ R; k
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- .nav-item {. A/ s, K( e% T; t1 o i: B0 Q
- padding: 1em;4 Q4 t! s% g, E1 r Q9 u
- display: inline;! {, {6 W( T5 E3 J
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- .nav-item-dropdown {
+ m/ a- T4 u F! Y; B0 ?6 O - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {, `& j7 l4 p# ]' _# U& @
- display: block;
; E0 V7 W. J9 t: X q& A - opacity: 1;
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- .dropdown-trigger {
: a# r4 u5 y) `3 f" t' S, ?0 | - position: relative;" U7 ]9 B+ a1 b8 V `! ~
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- .dropdown-trigger:focus + .dropdown-menu {- P5 X) W3 h" L. {6 t
- display: block;# K2 G- S6 [5 e- _/ n2 Z
- opacity: 1;* A3 Z% O+ N9 }5 X4 B$ ]
- }
* d$ Q) L4 ^& {' l - .dropdown-trigger::after {3 c" `$ U" {4 e3 \6 q* R
- content: "›";: J4 Q4 N6 \1 q6 D7 n. d" M
- position: absolute;
1 u4 m/ U# J- S2 ~* Q) D4 @ - color: #ED3E44;
8 D4 L: ~) s7 R( O" Y, ` - font-size: 24px;! N) x5 {% z9 u
- font-weight: bold;9 Q( m$ O, B9 C4 o
- -webkit-transform: rotate(90deg);8 K! D0 ?# ]; h8 K# }; O
- transform: rotate(90deg);
- y+ N2 g6 D- W9 A+ _ - top: -5px;" v) M0 n( t, S
- right: -15px;" M# ]) a. P5 ?5 B6 O4 Q) |$ A
- }
1 H0 w5 z" W1 v/ y4 ^) @! ~. C - .dropdown-menu {
9 ^, e5 f; I8 ` t0 G, j1 B0 O - background-color: #ED3E44;
+ ]8 t$ u3 ?1 { - display: inline-block;
% r; Z0 b+ Q# k1 w4 r# ~ - text-align: right;
4 f& n9 S+ S( ?$ B# K - position: absolute;
' \$ t. x5 ?7 I! x - top: 2.5rem;8 u' K6 y6 G& I/ j2 O7 P9 V
- right: -10px;
! z$ _1 R2 N. _ - display: none;
h( W" \* _8 w$ s& h - opacity: 0;. D5 x( |: M6 E4 {3 X! d
- -webkit-transition: opacity 0.5s ease;
" `1 A9 Z! G8 c - transition: opacity 0.5s ease;
3 z) H; c; ? L% b: g6 W4 ^ - width: 160px;" y; B4 H) M- l$ s4 Z: v/ `+ V, K: A8 d( n
- }* o. v. B3 C0 g3 Z/ {: ^0 G
- .dropdown-menu a {
4 ]$ c" S, l; h4 G" y - color: #fff;( \! z1 { [# }0 a6 K) B
- } x1 A9 k6 t2 Y; _1 f: W
- .dropdown-menu-item {) G6 U. v' t* Q/ c" d: Y9 j. g: d
- cursor: pointer;
1 j; h7 V. e' @ - padding: 1em;3 } ~% o6 k8 Q# Y- v: ?. g
- text-align: center;+ `, ^' F5 z. ]# t: \ X, j) D K
- }1 v' z4 |& F3 Z, W8 e! G7 c5 A+ \
- .dropdown-menu-item:hover {, U) S! B0 p1 H
- background-color: #eb272d;
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复制代码 - I$ c4 s* o- C* S: c
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
, N! X( h# D4 E3 W1 X - <!-- Checkbox toggle -->
, u1 S1 d3 H1 Y' l- m% d& v- H - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% T' n/ H- B, D4 S7 X - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 z6 M& w+ o6 z+ Y$ P - <!-- Content to toggle from www.mfbuluo.com-->
' D- k; e' W2 _ - <div role="toggle" class="toggle-content">
2 H( L$ d/ n$ w" O$ S9 x% j - BA-NA-NA-NA!
4 u# P: Y5 ?. D; i0 j/ |$ ~* c - </div>
4 `) Q$ u- h. `7 [) F9 }9 T" h - </div>
复制代码CSS代码内容如下: - .toggle {
5 v8 Y e+ D$ P/ x$ k) z% X( V+ h - margin: 0 auto;7 E. |8 z5 O5 O0 Q5 Y
- max-width: 400px;
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- .toggle-label { O! u* C- `( ?! i# `# Z
- font-size: 16px;3 T4 P- F+ _2 T' a2 _
- background: #fff;
2 |" B( I2 {; X( V( U: ~ - padding: 1em;
- R, w a% M7 _! P+ y - cursor: pointer;: n2 E+ h% @% l1 h* R
- display: block;* t8 N1 x4 J5 V# K
- margin: 0 auto 1em;
! G, Y$ h' a7 H) R9 @# P8 G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 o9 T c' q' n - border-radius: 4px;1 Q+ A9 P7 M) N1 j6 @$ S9 v4 d! _
- }
1 u! b: T. F* q' O! n3 g- t$ r - .toggle-label:after {
% V1 A# X- N/ I: u0 b - color: #ED3E44;
5 P/ ^" O( j, X3 |) }& E - content: "+";
% |) Q! P( N4 {) u. m( G - float: right;
+ b- m6 ]& z* T2 v - font-weight: bold;
Y: k" B( U/ p - }
6 n+ O: C7 t0 _, U* I2 p7 `6 J# k - .toggle-content {, ~4 H/ j; u$ L4 V$ ]/ {
- color: #B0B3C2;) y# x0 X3 ?1 |5 s x7 w- t
- font-family: monospace;
2 ~: t3 T& i. B5 d - font-size: 16px;
" u- N/ a( x! E1 m- Z - margin-bottom: 1.5em;2 [. h/ W+ q2 U' V6 O' Y" L/ n! u
- padding: 1em;
3 I1 q$ F7 {: F$ y - }8 k" U8 i, Y/ _8 f L
- .toggle-input {. S( o- X( Y' b+ B* a. T( {9 x# u* v
- display: none;
a- P e) N! q6 }' d - }
% a" ` y3 s# Q' q( G, D - .toggle-input:not(checked) ~ .toggle-content {
, K0 A) P- n9 J. z# m - display: none;
0 U v/ {- m! l; I% Q% z6 I* |7 E - }
. Q7 `& @+ K$ F, Y2 Z' s - .toggle-input:checked ~ .toggle-content {' ?" I; Q8 a) @( {; V
- display: block;3 ~- a6 ?' U. L
- }1 z2 v( B4 G, N/ @9 i. u
- .toggle-input:checked ~ .toggle-label:after {( l4 D! s" `: {. L
- content: "-";
5 S/ o( _9 d# q - }
复制代码
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