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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!">
0 j' t9 k- x& s5 Z( N - Label for your tooltip, F' Y0 p s9 E/ @( P
- </span>
复制代码CSS代码: - .tooltip-toggle {
4 s3 K, u3 C3 v- F3 z$ _0 O% U) E - cursor: pointer;/ ~7 z* f& D5 Q. t# v
- position: relative;
7 o3 Q* r! d2 h0 \) K, D" l3 E - }
@! @7 q5 X- I - .tooltip-toggle svg {
9 Y% \+ _: z6 \0 F# c7 ~& d - height: 18px;2 d& t- o Q: q& i
- width: 18px;. j* H. h( x# ?& ^0 y( ?
- padding-right: 0.5rem;
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' Q: t) |. X( b - .tooltip-toggle::before {
. v4 I% I' W9 f8 Z n' I - position: absolute;' o0 S, n* W7 v
- top: -80px;
- V, c0 i+ [1 U; [& X4 j+ L - left: -80px;
& K9 h9 \/ {* D5 P, b - background-color: #2B222A;0 [! G) [$ u; m" j/ s
- border-radius: 5px;/ y, l% t. j y' Q7 v+ N1 z. S
- color: #fff;# V" d$ q3 i: @* s$ l% P7 T
- content: attr(data-tooltip);3 N" Z, P5 v9 d' S9 A' v, J
- padding: 1rem;5 B6 p- d: u4 c- m6 F5 ?
- text-transform: none;% d8 i& f' m6 K; R/ }: h7 e
- -webkit-transition: all 0.5s ease;* k. K' b, h3 E% }5 \% i
- transition: all 0.5s ease;
5 u' l- N, `0 c# W$ c8 w - width: 160px;+ w) R5 g5 y7 Q" m
- }8 k* v( T5 P* ?8 e. i
- .tooltip-toggle::after {# ?1 l' J( g4 I h- A# ~4 O0 N
- position: absolute;" P5 V/ m7 w# r4 k
- top: -12px;
1 D& h& X8 h* y6 B/ Y4 _ x - left: 9px;) N0 O( Y/ `& d, u3 [# ]
- border-left: 5px solid transparent;9 H0 [- ~8 r. j# Y
- border-right: 5px solid transparent; w G1 ~' M) P1 z- K
- border-top: 5px solid #2B222A;9 _( U3 d5 I: E% J' V
- content: " ";
0 a0 M! q# i" T1 Y' Y- U3 D - font-size: 0;
! f; w7 I9 `, u& s, l7 a9 d - line-height: 0;
* _2 j1 V1 q/ Y$ N, Y - margin-left: -5px;
% C V3 [7 }- g! l2 w8 A - width: 0;! u" u7 v% ]% V! G
- }
9 Q! N3 ~* e3 s# W+ C - .tooltip-toggle::before, .tooltip-toggle::after {
; K2 |. P; k" E/ Z3 I - color: #efefef;8 Y: A' m3 V6 M/ k8 E% {
- font-family: monospace;
X8 D1 c8 S$ G( a! X - font-size: 16px;
, u) S- P# k% _/ L - opacity: 0;
/ k3 O/ Y# q8 W! A' \, A; F3 u" K+ n - pointer-events: none;4 r" m% W3 B3 F6 W" X/ f
- text-align: center;# O( A$ J8 S" |* ?( J/ H
- }
0 [1 e3 H, e1 I% w - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {5 \ {# }0 O# T& d
- opacity: 1;& h9 E( a) F( b( y' b2 p4 _
- -webkit-transition: all 0.75s ease;
) G& S8 A0 o( H - transition: all 0.75s ease;9 w$ t5 k, K1 H, a: i
- }
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">
# V: j, x' O1 @- ]( d- Z5 s# M& Z - <ul class="nav-items">
4 W% {1 ^& j6 u1 Q6 @6 G - <!-- Navigation -->
3 \" C- o% p1 ~! G7 {1 C) x! i/ p% U - <li class="nav-item"><a href="#">Home</a></li>
$ P( q) B' n. H; a4 w1 V - <li class="nav-item"><a href="#">About</a></li>: H' m/ R; t( X. g8 U$ }: v4 A% v
- <li class="nav-item"><a href="#">Contact</a></li>! P$ Z2 @5 O: H
- <!-- Dropdown menu -->/ _8 x5 Z* H7 z) A
- <li class="nav-item nav-item-dropdown">
* z* Z4 i w3 O& F* } - <a class="dropdown-trigger" href="#">Settings</a>4 e; k4 |, b/ _% u4 a
- <ul class="dropdown-menu">" q' v$ f* w5 f; i
- <li class="dropdown-menu-item">: P" w" g6 B7 U7 \
- <a href="#">Dropdown Item 1</a>
& L0 ?8 K/ i* J- d& Y* e, j9 F - </li>( M6 w% `. m( v$ G9 O+ w" g, x
- <li class="dropdown-menu-item">
5 ?2 k. i/ M5 N - <a href="#">Dropdown Item 2</a>2 H7 J8 s: T& U
- </li>
9 p6 Z" j& I# c2 }8 l - <li class="dropdown-menu-item">) ~2 A$ J' w, Z( f9 ~. x
- <a href="#">Dropdown Item 3</a>% O9 i" ?" H" c% Q
- </li>
0 o5 x) a8 d/ t3 N - </ul>) l4 M' S+ a# r& o8 {" M
- </li>
) j( o/ u2 I" i' ?' l - </ul>
0 _' \( l3 v5 G - </div>
复制代码对应的CSS代码如下: - .nav-container {0 N3 O& X8 m6 _7 E1 L/ B# I
- background-color: #fff;
6 |" J: F1 D0 {' l/ p5 m* }2 l - border-radius: 4px;
5 ]; u# l! e |" a - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 `8 _7 `) A2 }8 q
- padding: 1em;
# q0 z+ o& g" j& Y; a3 r - border: 1px solid #eee;% v& y0 Z3 F8 b# e7 y6 D. B
- display: block;: b9 ~/ o0 t/ X8 d" K: G
- max-width: 400px;! r3 V+ n8 j+ n! s' l! Z1 w
- margin: 0 auto;& N, R+ U2 S# {
- text-align: center;
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- li {1 K( K% ^, P; Y0 Z4 B0 x) g
- list-style: none; C3 Z" Q) A% O2 q3 s! m2 u4 o
- -webkit-padding-start: 0;
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" s- V7 {* H% f - text-decoration: none;8 g l+ I4 _- T1 c6 x
- color: #ED3E44;4 A7 {/ L. n$ |( c
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- .nav-item {
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0 a5 F" U7 f: f - display: inline;
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- .nav-item-dropdown {# B4 m1 D. O- Q8 u: [$ J: Q
- position: relative;7 j5 j3 [0 m% ^+ v8 v* p. e
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- .nav-item-dropdown:hover > .dropdown-menu {
7 p9 P9 e9 N# r/ u% o - display: block;, s# f+ j$ O6 q. V) @! Y
- opacity: 1;
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2 _$ c) k) H: W. r R - .dropdown-trigger {9 C+ n/ e- v9 K
- position: relative;2 r8 X( M! f' e/ W7 w F2 y( T
- }
# C$ t! R! [* R - .dropdown-trigger:focus + .dropdown-menu {
6 _$ o7 h, r" X+ D" `8 u/ x6 d; t% } - display: block;" v$ d6 A% ]) h) C2 @8 Q
- opacity: 1;
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- .dropdown-trigger::after {
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. K* e2 ?; X8 Q8 d - position: absolute;2 I2 s) F- S) j! ~5 q6 c- K7 v5 k
- color: #ED3E44;
, X& m1 g9 L9 K/ X! C - font-size: 24px;
( @, p0 U6 [& D) {2 E0 a- K) G - font-weight: bold;
7 i+ ?6 P8 E( \4 j- M6 R8 f - -webkit-transform: rotate(90deg);+ F8 ?0 [6 @6 @+ P
- transform: rotate(90deg);; W d& {# [- Z& q1 a2 {2 q+ C
- top: -5px;
! d4 O$ J+ r0 C - right: -15px;# V2 s" c R5 p- o) v( A
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- .dropdown-menu {
6 l! N% `9 s4 u9 l3 s; @3 z - background-color: #ED3E44;
) B: O2 \1 @' v5 g5 Z( H, k2 z - display: inline-block;
4 Z* C- ~. n8 f- F - text-align: right;
* ^2 C' D% h C - position: absolute;( }& Y& t2 A/ d" j8 @8 Q- ]- L
- top: 2.5rem;$ _' J1 X$ Q/ s. q( d
- right: -10px;/ _8 \6 E& H9 g$ m7 ], i; N
- display: none;
. T. V; h+ h9 B7 S - opacity: 0;$ H1 z9 U! H3 H6 a; V. l7 C
- -webkit-transition: opacity 0.5s ease;8 S8 u+ c2 e& X6 w
- transition: opacity 0.5s ease;
$ \! X5 Z G7 D+ C; E- n - width: 160px;
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- .dropdown-menu a {
' N" U _# H2 v) A# f& y: T; S - color: #fff;
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- .dropdown-menu-item {
1 e& a U; L3 M+ a - cursor: pointer;
# g# C9 C% P9 u- Y3 b7 n0 s - padding: 1em;" j+ w! {8 r4 F
- text-align: center;! s) Y' p! A3 B
- }/ B& |5 c, D- n8 [, n6 S, i5 r! D/ ]
- .dropdown-menu-item:hover {# ]8 [% O9 Q, C2 }" a/ ^" R
- background-color: #eb272d;, V( U- P4 w9 ~9 A+ C
- }
复制代码 & U2 K3 i* e) d* N: o8 ~7 T1 C
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">* _ D" \/ c" i& U0 y8 u, W
- <!-- Checkbox toggle -->- e6 `" G9 p) J- ?4 u: C9 e V, Q
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ e$ T- ` L% H, {: f9 i
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
' ^" J8 W! \* F t - <!-- Content to toggle from www.mfbuluo.com-->' q) u+ | V. U4 Y4 }
- <div role="toggle" class="toggle-content">8 @' ]# I8 k% Q0 C- k1 P4 P
- BA-NA-NA-NA!1 v8 l% Q4 j. ~$ J- F/ P
- </div>
9 j9 |# G Z- s3 [ - </div>
复制代码CSS代码内容如下: - .toggle {
/ R, k, L z6 a% L - margin: 0 auto;
2 ^! ~" X5 r# s - max-width: 400px;
. h( H# e, I% s& ^) E# Z# w - }& h4 r7 V* ]5 n: |7 F: ]# ]
- .toggle-label {9 k; n9 l! G9 P* u8 Y5 P
- font-size: 16px;/ ^& P2 G/ d% D4 \
- background: #fff;
2 v. I/ [# `0 t' w - padding: 1em;( D+ ]0 @9 r* i
- cursor: pointer;
$ X/ f5 E( L8 h: j6 I - display: block;
3 f! V$ C: p7 H0 K! n - margin: 0 auto 1em;! J* ]+ k6 R C
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 n1 O4 n' D# T: D9 \ - border-radius: 4px;5 V$ X, j3 M5 v
- }8 Q Y2 z: f4 u
- .toggle-label:after {
3 ^5 l3 h- U3 U$ j; Y9 J" H. J) E( z& ? - color: #ED3E44;0 Q X; G8 k5 O6 X, U
- content: "+";0 _% x( b2 ^6 O
- float: right;
4 ?' ?) Y9 j! s6 T - font-weight: bold;$ T+ V! o, R" W( m- A( [' R1 }
- }
& _5 s N+ K. F - .toggle-content {
' x8 e4 x3 l( }! s1 @$ V8 W - color: #B0B3C2;
( b+ ]/ C2 r! r- H( ` - font-family: monospace;
1 [4 y' ?3 N; F \8 X7 w - font-size: 16px;5 t8 j* N8 h. P# `3 V/ o7 H
- margin-bottom: 1.5em;6 A$ b/ n0 c5 q3 f& k
- padding: 1em;
+ `( E* X, S4 E/ B2 C v# A - }7 a# w `9 j6 s3 o
- .toggle-input {
2 a' j* B5 P# F) w7 N - display: none;
7 Y8 ^% T5 U c i: R- N# M - }: b4 a( x- i' U- u8 _" g/ W
- .toggle-input:not(checked) ~ .toggle-content {
1 W8 G* M; l- C% ^7 I: `/ d5 H9 P - display: none; A. K3 B& q( i# i1 K( R' O9 K d
- }; c5 j$ [/ s+ Q) A1 I2 D( y
- .toggle-input:checked ~ .toggle-content {2 P1 ?$ u, q6 `* ^
- display: block;" c/ }( o! N0 h" a: n2 ^, S; f
- }
# |% ?/ h. P# i - .toggle-input:checked ~ .toggle-label:after {# D4 c; K' S" G* ^3 m' l
- content: "-";
: l! [6 f; q) {# D' G+ v3 C' z; k - }
复制代码
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