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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!">: z( e4 e8 S4 i0 K, D
- Label for your tooltip
7 ?2 o4 E2 y! k3 r4 l - </span>
复制代码CSS代码: - .tooltip-toggle {; b# K: R* a$ S4 z# h
- cursor: pointer;( r) ?# t, j1 T
- position: relative;3 q3 g" [$ U& |: d" u4 f
- }
6 S2 D; t3 {# |. Y6 W - .tooltip-toggle svg {
/ c, D% x) D& H3 b H5 |. ? - height: 18px;! u& w7 l+ T, [) c8 \3 w
- width: 18px;
+ z7 C1 L6 c: s4 I& I - padding-right: 0.5rem;+ j) N: R- m6 f1 \9 z
- }
, r9 J) {% w' ^" ~ - .tooltip-toggle::before {+ e9 B! M/ h9 g
- position: absolute;9 `4 C! Z1 `+ I* ^# B; e
- top: -80px;
9 _+ _0 Z5 |5 t6 x+ O( }. f" [ - left: -80px;
5 e; b5 c0 K7 v7 g m - background-color: #2B222A;
& Q$ K7 @! x3 C) v4 F6 J - border-radius: 5px;
( ~8 O" v8 T! {4 T0 a$ L, O' w r - color: #fff;
6 b1 N8 X! b0 E. l! `2 l - content: attr(data-tooltip);
! S# {3 c( f; X6 s$ Z5 d - padding: 1rem; K+ V5 m" f/ E
- text-transform: none;- w' s# S3 g2 P: j) T4 a b
- -webkit-transition: all 0.5s ease;" j6 b2 l( ]; x
- transition: all 0.5s ease;$ C) Q+ S7 z. Z% p( C2 \' l) X0 S
- width: 160px;6 _6 s% {1 W; }( G/ E
- }
7 I: b# Z0 y! s9 p) f - .tooltip-toggle::after {
) Q/ Y" f6 U8 f5 [+ V6 v! n2 Y0 n/ c3 A - position: absolute;3 k; _% h- n4 y, U, i3 O
- top: -12px;
l) s! g, ~8 E7 a4 E - left: 9px;
" L# Y( o6 M8 ~7 Y0 s$ s - border-left: 5px solid transparent;
1 @2 `; y1 _" z( L3 J: U - border-right: 5px solid transparent;% d0 w# k! ]0 a4 j
- border-top: 5px solid #2B222A;5 }! x' [3 s/ [; n4 W* q/ c
- content: " ";1 P, M: y1 _' Y5 Z6 p
- font-size: 0;5 u; Q6 ^4 x0 p5 K
- line-height: 0;
& ]& v$ J" ]! p% f) O* T, x3 g - margin-left: -5px;
# F3 ^% w: x3 A$ A - width: 0;* m( ^) G/ [6 r
- }
1 N2 T' Q4 z! v' p: Q% G - .tooltip-toggle::before, .tooltip-toggle::after {
! G. i8 P0 B2 I - color: #efefef;
/ }4 {9 U; b: U - font-family: monospace;4 F: O+ W( t' y
- font-size: 16px;
* d( |% A$ Q% j$ y- Q& m - opacity: 0;0 K3 r! {. z# D+ {+ A
- pointer-events: none;' m h3 A4 U& C& s- z
- text-align: center; g6 f( S0 Y7 I9 k- t& U' P
- }
8 V# P% N* q- C! j/ T( G4 d - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ |( O/ ~% h/ i: R: i+ [9 ?7 v+ Q - opacity: 1;7 M* z: u+ [, _- C
- -webkit-transition: all 0.75s ease;7 B; T1 R" a4 h5 H
- transition: all 0.75s ease;
. B7 ?6 J6 ` \! O0 t - }
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">) I- T; ~) B, `8 u
- <ul class="nav-items">
. T8 \, p& Q1 w" X7 _ - <!-- Navigation -->
9 f3 h7 X9 F/ I3 g7 `* h - <li class="nav-item"><a href="#">Home</a></li>( W$ o. t* E. b5 f8 c
- <li class="nav-item"><a href="#">About</a></li>1 G' V* Q l1 _
- <li class="nav-item"><a href="#">Contact</a></li>
; Q: E4 ^0 a8 f1 x - <!-- Dropdown menu -->
# B* U; c5 l+ T$ Z1 |2 R - <li class="nav-item nav-item-dropdown">5 l; L3 S3 g. S# b7 \/ H
- <a class="dropdown-trigger" href="#">Settings</a>
* \7 |7 O# m" S! H6 f7 H! F - <ul class="dropdown-menu">
: T8 r2 s* i- k" B/ _ - <li class="dropdown-menu-item">! ?+ w" M3 m0 V- M
- <a href="#">Dropdown Item 1</a>9 u6 U6 x$ o; M& O% n! t* r6 ]$ E
- </li>0 n" o7 h8 E2 h" ], W
- <li class="dropdown-menu-item">" ?. L) c7 r, ]( l& A+ Z
- <a href="#">Dropdown Item 2</a>
9 Z3 K' B$ r# K6 k. z |4 D - </li>/ \6 R% v1 Y; y& N& ]
- <li class="dropdown-menu-item">
$ O9 z$ S( K7 i: `8 j$ c - <a href="#">Dropdown Item 3</a>: F6 {7 ?; Q9 U# L/ {7 x
- </li>1 Z ]0 V" H; K+ |7 q* A0 C1 d
- </ul>9 z$ W4 |, j6 `- m3 f) ^
- </li>
9 t: B' b. m4 G& {+ S6 `: t/ R - </ul>
, I2 @3 G! U& a9 c3 W) k* f - </div>
复制代码对应的CSS代码如下: - .nav-container {9 u- m: `7 I% w) O$ \* V; t
- background-color: #fff;; b: ~& @& r+ t! N; Y/ i# I
- border-radius: 4px;+ Z$ N( `" x+ l. T3 A
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! P3 p2 r: n% ?* i - padding: 1em;
' `/ O& |4 t, s6 O4 M- g- i( T: g# J - border: 1px solid #eee;
% M N) ?9 Z: i - display: block;
# J2 B, q, {& {1 Y1 E) M2 _# B5 V+ R - max-width: 400px;+ I6 ~. n# J( D0 @) s
- margin: 0 auto;0 K$ j, K! u5 v. Y, M+ H3 v2 w q
- text-align: center;
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- li {
4 k/ H9 g a+ B& E' @0 x: Q - list-style: none;# T3 x8 i# I* c G s, W
- -webkit-padding-start: 0;: a# p/ f4 Y; ^2 I$ Z. g- U
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- a { i+ \ B& I( t3 {% X
- text-decoration: none;
! k# `/ k z. F: w. `: v - color: #ED3E44;
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- .nav-item {
6 ? C& ]& |5 I0 r8 N - padding: 1em;+ m+ r! v. x7 `1 G# T" v) G) F
- display: inline;* \+ T4 v4 m6 g9 P7 s
- }
; S' Y# V7 ~ A! d! z0 k: u - .nav-item-dropdown {
+ Q2 w. S: ~! O2 c/ b6 A' u - position: relative;0 F" p. {- ?/ z
- }# L% G- \; j8 B. ?$ C5 `; }+ S
- .nav-item-dropdown:hover > .dropdown-menu {% G: ^6 y$ |5 n8 {
- display: block;
! E1 D5 r- d S - opacity: 1;' e& U; `; P" ]
- }
8 b, K8 d7 l( ^! o - .dropdown-trigger {
% r4 U1 o* e. ^& m) v - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
8 \3 h2 w3 U$ w% P, u) Y - display: block;
) R) b% y5 L* q# f - opacity: 1;5 W: q( m: D! ~& ~% d9 h
- }1 F8 X: Q8 k8 q% w& O# J
- .dropdown-trigger::after {3 F8 t* z, W5 j7 ?, V+ |
- content: "›";, r3 S6 a) q, N3 j: t: H
- position: absolute;
. e& L+ S3 U& S5 x# e - color: #ED3E44;
) X$ Q8 O w! p& v! s - font-size: 24px;1 \+ k% t& ]- i4 l7 m, r; w
- font-weight: bold;- h" f5 H4 H0 O- B3 N
- -webkit-transform: rotate(90deg);) J+ [8 K% O7 B/ F: Q
- transform: rotate(90deg);
% B8 ^6 J! N4 x. p" t2 E: b' B/ A - top: -5px;
" x) f* H& d# f# q L - right: -15px;
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- .dropdown-menu {
! V7 `+ `0 V/ @& | - background-color: #ED3E44;: F. h4 v* E" h9 A" j* V' z
- display: inline-block;3 y# A+ l. q! Z+ C% X; G1 u1 i
- text-align: right; K# S* H+ W; v7 G
- position: absolute;# Z! h1 g% d# c
- top: 2.5rem;$ D) r! s3 \: O
- right: -10px;
: Y: G- b0 t9 o/ h( y - display: none; [5 T* [$ t) e# A+ R
- opacity: 0; O9 M' V" m: u5 Z% y B0 K
- -webkit-transition: opacity 0.5s ease;, K( b2 c4 G z k3 g4 v
- transition: opacity 0.5s ease;6 ^) e3 M* f8 b' L0 i d" ?( ]: h
- width: 160px;
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0 ?. V/ q$ F9 c" e& w) w7 R( c - .dropdown-menu a {9 @* g/ c8 ?" k5 i+ E
- color: #fff;
8 S2 Q6 ?: U7 [$ A. P7 I - }
/ s. m" x7 F. o! C* j' r6 ^8 a- ^8 }' n - .dropdown-menu-item {
& E$ |9 ]- y1 p, t: _ - cursor: pointer;
5 ^1 [3 d. _# G+ w$ h) k" c/ d - padding: 1em;
& q) f, q, T. L! w! w - text-align: center;. F1 a8 E; d- ]2 _' o; k; A" [
- }
% m' u l8 K2 |2 e1 E; T - .dropdown-menu-item:hover {
" X2 [" R2 [8 q1 A/ W - background-color: #eb272d;( V2 ?- H- B- ]% s2 U, M& r" d" [7 \
- }
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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">
( D1 U8 a0 @" B: E - <!-- Checkbox toggle --># j p o6 m) ]" O/ O$ v; d
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
0 m3 D+ T D. Q - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> k1 G3 Y- v7 y% l8 O, T
- <!-- Content to toggle from www.mfbuluo.com-->/ x; Z! }( e z9 u
- <div role="toggle" class="toggle-content">
/ s" A' G5 L0 Y4 `- e' v8 y; ] - BA-NA-NA-NA!
$ G, Y9 S4 p7 G. i% c8 [+ K! U - </div>
) F( v& z @3 `3 k5 A - </div>
复制代码CSS代码内容如下: - .toggle {+ v4 w/ o: x, p. P( ^
- margin: 0 auto;
1 r/ N+ ]: Z& E. @5 a - max-width: 400px;5 @# O# A& k2 x4 A
- }
( ^5 \+ [. u' {' c( N- q# b C4 E - .toggle-label {
2 ]) W5 i" b. a - font-size: 16px;
$ h- b1 e, W3 b - background: #fff;. O( _- ^2 H' t
- padding: 1em;& n9 H' q2 i: T& l; b( M5 N9 m! `
- cursor: pointer;$ F3 I- N( m4 _3 Y, H# ^
- display: block;
$ A1 d) u7 ]( ^( ~' e1 [ - margin: 0 auto 1em;
5 A' D; R8 I7 b+ n - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 o) g) f) ~7 R! Z
- border-radius: 4px;( a9 T1 b7 v8 b, M0 v
- }, z" z' T: ]- m9 |
- .toggle-label:after {$ t. _, |, G% t. ~. h" @
- color: #ED3E44;
, z z* r8 P) Q# P# v9 [* V( W - content: "+";' H) J$ {$ w, B1 e3 m
- float: right;/ v" _2 [& f/ w/ N D
- font-weight: bold;9 k4 e, V$ m7 o4 ^! \2 Z( q
- }) u5 r% `* X* z! E3 e9 n% l E
- .toggle-content {5 J" W2 q0 k' |8 P. D# d$ L$ h
- color: #B0B3C2;& n- d" S( p* j. ~0 b
- font-family: monospace;7 `7 N: u9 P! O; x0 k8 R0 R; v" V% X5 K
- font-size: 16px;
) T+ m- S4 h" e ~9 [ - margin-bottom: 1.5em;
+ p$ A. Z+ b/ ]/ R# u# K - padding: 1em;
+ B+ ^3 _3 x; q( O T0 [ - }
4 x) y1 B& f8 X - .toggle-input {
2 c `0 _" t0 f - display: none;1 F/ ~" ^' `- y& I4 B4 _6 q
- }; H/ l) O7 k" h1 j* h" x4 ~
- .toggle-input:not(checked) ~ .toggle-content {
( Q3 j. w' _7 u0 E) ~. a! T5 D - display: none;
( r/ v: y0 M9 `( g3 l - }
+ ~& N% b# w2 _1 }+ q. E4 t3 ` - .toggle-input:checked ~ .toggle-content {: E1 T4 e( q; V8 S( m( J" e
- display: block;+ ~9 ^* c$ v0 o+ t/ m* i4 F
- }4 O+ g- |- ^) D% M
- .toggle-input:checked ~ .toggle-label:after {6 N- n2 Z4 @: D
- content: "-";
/ Y% @# @2 F; ]% g6 ? - }
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