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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!">
' d1 T% N- q$ N2 d8 i' ~, @ - Label for your tooltip9 c5 s$ {9 C# z9 K+ i+ R
- </span>
复制代码CSS代码: - .tooltip-toggle {
3 k! @# ^# F, E. o4 ]: H - cursor: pointer;
0 R6 u2 S- u ?" S9 p; |% ~ - position: relative;) x6 y: \- ?8 t- o1 z+ M
- }- |8 Q/ O' f2 s# l- s. u6 ]' o
- .tooltip-toggle svg {& W: k6 T0 b& b! e! D' n2 H( i: P
- height: 18px;
. w" c! T* r/ u" D - width: 18px;5 C5 w9 q! a6 [7 E( T8 L
- padding-right: 0.5rem;
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, d1 H2 y) `2 p5 A - .tooltip-toggle::before {$ I% Y: m( ^5 z; O' M) `' j- D
- position: absolute;
. P2 E# X$ m. `/ `% P: p' K$ Z - top: -80px;
9 o& w9 D* l+ t4 ^$ g/ m# \1 @ - left: -80px;
1 b/ Q1 m5 Y8 e( {5 g - background-color: #2B222A;
8 d6 {% A% K" Z" D/ Y - border-radius: 5px;
; R u0 r( [: A0 t2 C' v$ ]8 @ - color: #fff;
! h3 i: @6 y8 A: G. j - content: attr(data-tooltip);
3 h8 C9 ]$ B4 A! p - padding: 1rem;
' J# t+ M* U) S/ |, u2 b - text-transform: none;
# F/ u/ N! P" d3 } T* ? - -webkit-transition: all 0.5s ease;
$ l8 A8 V) h7 r" r v) O$ Y - transition: all 0.5s ease;2 g: J' U% b# h G f8 G- Z; @
- width: 160px;* G6 Q1 f9 I3 E$ ]5 s
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- .tooltip-toggle::after {
* k r# D% Q1 ~( @( R* U5 P! s# J - position: absolute;
" B1 r2 P" h( x' N4 v+ v9 p - top: -12px;
4 `1 s) f9 Y' l' r, X - left: 9px;
9 R) {+ w8 q" _# V - border-left: 5px solid transparent;2 J3 L0 _. f4 P% l% v8 M
- border-right: 5px solid transparent;) _! `5 y" n4 B: _& M
- border-top: 5px solid #2B222A;) R& }/ u. l: g1 b4 c1 b
- content: " "; i; J2 Q$ }$ b# t3 h+ A/ Q. g
- font-size: 0;# F7 n7 {* r' }( H+ q, V
- line-height: 0;3 g) P- q8 ^0 d& z1 O( b
- margin-left: -5px;
( `/ [. B, X' X# _/ S - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
( p# ]4 k5 I- @8 r! d; N7 w - color: #efefef;0 D$ Y4 r/ l, R3 N; C
- font-family: monospace; T- B* B) m& a6 t
- font-size: 16px;0 H! F* k& ^0 k1 b( v* g/ o
- opacity: 0;
8 z" L# j- A& Y* q% o - pointer-events: none;
) N' g. n k* v - text-align: center;. L9 w% x& y0 i: E; q, {; x
- }
* k% ^) T2 M4 H; t1 K1 W - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
3 Y8 ~( w2 W) n( J- ]+ o) s - opacity: 1;
' N( h. a% |6 ]* k- T* O - -webkit-transition: all 0.75s ease;5 d; I& P4 a: } c. R+ V
- transition: all 0.75s ease;$ e0 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">- g5 |3 t- G0 \4 B' Q
- <ul class="nav-items">4 D- [8 U$ k A- O3 v( e# {
- <!-- Navigation -->; x" O- x9 j0 t, l: X8 f) P: j; f
- <li class="nav-item"><a href="#">Home</a></li>
- O0 R' K% t. i; a - <li class="nav-item"><a href="#">About</a></li>' G0 W7 B4 D+ p2 V( O- ~
- <li class="nav-item"><a href="#">Contact</a></li>% f5 I; c6 {. |- `! N3 P6 {
- <!-- Dropdown menu -->; W- c" [2 O- [! o4 s3 c- w7 v3 Y
- <li class="nav-item nav-item-dropdown">8 l# U3 ]1 k5 e1 W( i. M+ Q
- <a class="dropdown-trigger" href="#">Settings</a>
) [4 m! U% e g7 X8 j9 t - <ul class="dropdown-menu">
' I9 r, z2 C1 p7 m - <li class="dropdown-menu-item">4 b+ o9 d# ^# f' O4 Y
- <a href="#">Dropdown Item 1</a>0 s6 R Z4 j0 `- y# A4 j7 D7 C9 `
- </li>
4 }7 V6 }) G Q - <li class="dropdown-menu-item">
J6 c( u9 w' }# X" L8 \ - <a href="#">Dropdown Item 2</a>1 _: Z2 M6 N: M5 R: T2 ]3 v
- </li>
! D" s5 z: E6 t: ] - <li class="dropdown-menu-item">5 i) ]6 ]4 T+ c' ~: u8 F
- <a href="#">Dropdown Item 3</a>2 \. z% x9 g z% a1 I8 V
- </li>2 }0 V- U C8 `0 }
- </ul>. m v6 c. e0 V B$ ^& f
- </li>
. U& L% P) Q2 x) P2 }) r1 f - </ul>/ J+ h) ^7 q. [
- </div>
复制代码对应的CSS代码如下: - .nav-container {
! C4 O) C# o; j3 G1 H6 A( x* k - background-color: #fff;& d1 Z" }$ O% G x
- border-radius: 4px;$ H7 S! v: x( a4 x
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 V/ r4 j3 y' V
- padding: 1em;& j7 u1 Z/ j' S1 ^0 t
- border: 1px solid #eee;
9 ]+ \" P5 i8 Y+ B3 L/ @) ~ - display: block;
4 q2 s1 U! }' _" m3 Y6 e- a k+ M - max-width: 400px;7 E: g: E# O# u9 ~4 z+ `
- margin: 0 auto;! `" l: t2 c& M
- text-align: center;
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- ul,
2 l6 `1 @7 z2 l: h' H) V f3 M! n - li {
6 b9 K, v' S! h$ B. ~; y4 k7 l - list-style: none;
1 ?* R5 ?2 B! R5 ], p" U- P - -webkit-padding-start: 0;
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- text-decoration: none;
5 e8 N9 h; T+ F+ M' |2 j - color: #ED3E44;, U# n' v) \* G! h
- }
: B0 B0 @- A4 J- d/ W- t - .nav-item {
, f$ w3 P; V' _( T' c; g1 R$ w - padding: 1em;
5 q) M2 N7 D$ Y% J8 \ - display: inline;
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& f. g- R4 R$ ] - .nav-item-dropdown {) j7 D4 W' r% t& C
- position: relative;
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4 w7 s; I1 B' P; P - .nav-item-dropdown:hover > .dropdown-menu {0 `+ c( `: n7 i! C( c
- display: block;* l+ U% i5 i5 V/ D0 X
- opacity: 1;
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- .dropdown-trigger {! Z& m9 x7 p. R3 g0 ?
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
( m9 S9 k+ Z# l - display: block;) r8 h6 m$ y& d
- opacity: 1;9 U* S( i% T5 l+ E5 ?. M. |0 e
- }' H5 h* v6 S: y
- .dropdown-trigger::after {
5 B1 {2 k+ R" u, c: V - content: "›";7 r" Z& v7 @) E8 a, \* N& H, k3 _
- position: absolute;
, C1 s, D6 L- e- u. K2 r; S1 P - color: #ED3E44;
0 w# D) ~, u1 P$ Y: I& D3 T4 F- a - font-size: 24px;: x- q4 X% m( s3 i8 a! `( F( t
- font-weight: bold;$ Q& \% l) P& F! E C
- -webkit-transform: rotate(90deg);
" H/ [" p0 L& f5 P - transform: rotate(90deg);
1 w/ I- C; N- W; l/ r, E) w8 V9 r - top: -5px;
" }: Z1 c' {4 F! d0 ]. h6 N+ X9 J - right: -15px;
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5 E9 P; r& E- ^! L A# r1 U - .dropdown-menu {3 d8 h% d0 I/ m$ K* a
- background-color: #ED3E44;
5 T; `$ C1 |) i - display: inline-block;
- v: a5 C# C8 Q' ]$ @; F# V - text-align: right;8 B8 U ]0 S9 l2 f
- position: absolute;$ _' ?0 h, d2 a! C" e
- top: 2.5rem;- X/ t( W- |5 u1 W9 q; W0 O4 C+ b
- right: -10px;+ m! ^; G5 c$ U+ T, m6 S
- display: none;% ]+ G( S6 Y5 ~0 ^, U7 c1 i
- opacity: 0;$ t5 K+ K8 K' U+ S" L
- -webkit-transition: opacity 0.5s ease;
5 R2 i1 b j- o - transition: opacity 0.5s ease;
8 l) F( ^/ I2 a4 G* \* m - width: 160px;
# W/ h, r3 i8 f( W, Q0 g' V# L - }
5 W1 x' v2 h% q/ x0 |0 Z; \ - .dropdown-menu a {! }' j3 C, C; \0 n+ u% n6 j
- color: #fff;
; P+ I. N7 n7 s% H' K - }/ N1 l. e5 U6 ]. m/ f j/ @8 u' Y
- .dropdown-menu-item {- m7 U! x9 q* y+ ^; s
- cursor: pointer;
" w, | y9 U0 d0 G K - padding: 1em;1 j* w) S% f0 V* f, q, x; W
- text-align: center;- Y& V4 O2 _; R/ D5 r
- }5 u1 h2 x. z/ P$ e6 s
- .dropdown-menu-item:hover {0 c6 P( U; B9 @9 v- m# J
- background-color: #eb272d;& K4 h2 y5 p0 N9 ?/ ?# E
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 d! n$ {9 i. I* J3 @' S" B
- <!-- Checkbox toggle -->) ?7 {- t8 L. O" K0 i) B
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
5 z& ~# k# M0 ~. L - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! n, F) g S: d) p
- <!-- Content to toggle from www.mfbuluo.com-->
/ k% m( n' B r$ M0 n C/ ?+ I - <div role="toggle" class="toggle-content">) S4 q- g: D; @5 ~" Q) w4 g
- BA-NA-NA-NA!
% a j! j7 v' M- E - </div>
]& R4 x# v* k8 K W/ l9 L - </div>
复制代码CSS代码内容如下: - .toggle {
, t! q+ }+ y2 o3 V2 s$ }# H - margin: 0 auto;
& i6 J6 p4 u$ n2 h6 B% P, W) ?8 R - max-width: 400px;
+ n* m2 P6 [1 t0 E2 L# ? - }
" b5 u/ C; f% ~( H3 S8 `$ T: ` - .toggle-label {7 I3 D/ W; e+ |9 Q! [2 J- J
- font-size: 16px;
( J }! w( Z# w7 P1 N8 P1 a# B - background: #fff;
/ E/ S5 k, Q, V. X6 p/ c) { - padding: 1em; [& S; p. B7 n4 E. P$ `6 v
- cursor: pointer;6 N; _; m) E% F) ?' Z! ^
- display: block;
# S$ I# e" a$ {4 a - margin: 0 auto 1em;, s1 b7 l1 q( u0 j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; O2 j) G4 b( ? - border-radius: 4px;/ ?) x; r( z4 I- X8 g
- }* d7 V% f; W' R6 R
- .toggle-label:after {
+ A- }" v1 R, ` - color: #ED3E44;
+ _8 g0 p R" \/ c+ S, {) ~$ d* i - content: "+";- T' o) {% @% I! {! f
- float: right;
4 K* u4 ]5 M* d- V- W1 o. j- B4 K - font-weight: bold; P, z4 O f" `$ O! u
- }. {. I9 v/ e7 O2 ^0 E, @
- .toggle-content {
# D G) v- E4 I4 v" M2 h - color: #B0B3C2;
* P! _* o& Q; w - font-family: monospace;$ y0 @5 \7 ~/ ] O! o) h/ k- Z
- font-size: 16px;
& `$ I! Z% d) s/ w - margin-bottom: 1.5em;
# V- r( I# q: d( v. B - padding: 1em;
! r% t! y K7 i4 l, n# x9 y - }$ {5 o3 q( H" \2 c( C8 q$ j9 `7 y
- .toggle-input {3 B( e1 {1 _ R) T0 f
- display: none;
& g4 L6 t9 R }3 v' U - }% }* Q: L6 P7 Z* ~
- .toggle-input:not(checked) ~ .toggle-content {1 W% @% J9 m: H7 {
- display: none;( \9 z- B" Q. @2 | v" M% ]
- }
9 I* ?: z) @; @9 W A2 a# W/ v$ f - .toggle-input:checked ~ .toggle-content {" n* i. W- L2 J( l+ R5 n
- display: block;
& ^, [: \" L% ^8 _! C1 K - }
8 I! N7 x9 \& ~0 u - .toggle-input:checked ~ .toggle-label:after {
7 m q( R' b6 P9 z2 P# c - content: "-";# U' X$ y' z5 p0 S
- }
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