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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!">/ F' L4 f+ t/ u0 H
- Label for your tooltip
: E3 f+ J9 j+ b1 Z) A# r6 w& R/ k% T2 y - </span>
复制代码CSS代码: - .tooltip-toggle {
( u O+ D, D5 a1 p - cursor: pointer;3 Z7 x) P! x" v% p- y7 }' L1 j
- position: relative;
8 M; @7 G# a8 V- I9 z* ] - }
( i3 W4 Y- ~) D" ]7 F4 K - .tooltip-toggle svg {; F- M9 Z j& I1 B- Z8 S
- height: 18px;
' H3 u* ^+ c0 h W1 i - width: 18px;
7 \9 |3 D( k; u; Y - padding-right: 0.5rem;4 e' d" e) _5 v* W3 O% r' r
- }
# ?# W- j! B: u) x, N+ L) Z - .tooltip-toggle::before {
8 s" Y+ ]9 H$ Q- L2 g - position: absolute;
; n( L. h# v. W& V" O2 ?- u - top: -80px;
8 t9 ^6 x+ ^' l6 o( z3 ^ - left: -80px;/ w% Y3 w2 G0 R, q
- background-color: #2B222A;; C$ d5 x) }' n* p( M& z/ T
- border-radius: 5px;
0 }3 d5 q. ~$ g0 } - color: #fff;
" u) j, _7 p" Q - content: attr(data-tooltip);
* S+ M" F+ P R& g) ^ - padding: 1rem;. H% S _4 s1 Q" E( s1 m
- text-transform: none;
) v$ n1 H c0 U! h0 W; v! B - -webkit-transition: all 0.5s ease;
9 ~: u M; P7 J0 Q - transition: all 0.5s ease;
* u R9 M1 K: k" F - width: 160px;3 t1 e9 r9 i4 b4 x2 k! q1 j
- }0 z5 e$ h/ `6 ?0 ]+ a& g! ~
- .tooltip-toggle::after {6 Z, g$ r! P I& Z
- position: absolute;
+ N& Y9 y5 _& @: x2 i' A - top: -12px;
" i# [" {- v7 c7 ~ - left: 9px;* ^9 }( \5 a! D" D: B
- border-left: 5px solid transparent;, r& ] K5 f5 T0 q0 E* F
- border-right: 5px solid transparent;# l2 j/ E2 p& \& _* T
- border-top: 5px solid #2B222A;
2 W1 v+ U7 j( L0 J: T8 U# N - content: " ";
; {. k. h& O- n$ g1 d4 i, T - font-size: 0;
2 i+ e% [' ?' { x& z - line-height: 0;
) Q; v( w1 J6 ~* Q2 U- {( a) g9 U v - margin-left: -5px;$ c& U( p; I: Z' x/ F: K
- width: 0;4 V% ]; _9 N2 Z! \. a: E# K
- }
; K/ S% W R' Q5 m6 Y m' m/ U: f - .tooltip-toggle::before, .tooltip-toggle::after {5 Y! ?6 D, y* L D1 N T
- color: #efefef;; k3 \1 x# B7 I) K& ^9 D
- font-family: monospace;6 R( B6 y6 \ e9 Z
- font-size: 16px;6 @. F4 ~; Y% J+ u7 s: g* k6 @
- opacity: 0;
. @ H7 w; Q1 B* h0 T+ F# b - pointer-events: none;
* s0 F/ c. x2 @" _ R, N - text-align: center;
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$ j, U& C, g* p ~& q7 ~ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
( L1 N4 w0 h' L* E8 W& H! v - opacity: 1;
4 n" J$ W0 R0 b, h - -webkit-transition: all 0.75s ease;
/ W% L8 a6 O7 S h' m) E$ Q \' I - transition: all 0.75s ease;" v c! x6 i7 r6 M
- }
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">0 b3 ?4 F- e0 g- f1 u; R0 r
- <ul class="nav-items">
% D; H" _& V0 ~ G - <!-- Navigation -->
6 n8 h2 Y! r6 A4 l7 q: ^7 [, { - <li class="nav-item"><a href="#">Home</a></li>- i G* a) [2 |/ W! V# H
- <li class="nav-item"><a href="#">About</a></li>4 q+ i1 _$ J2 B! H' p" w
- <li class="nav-item"><a href="#">Contact</a></li>
) J1 }- Y( _. w# W - <!-- Dropdown menu -->
{1 t8 l m( n6 X; J: Z - <li class="nav-item nav-item-dropdown">( \4 R8 b) V& O! H
- <a class="dropdown-trigger" href="#">Settings</a>
) K/ X, R; n# ? - <ul class="dropdown-menu">/ T' @- A" x' S& r4 @4 Q7 y
- <li class="dropdown-menu-item">
. k5 n1 P/ l% e3 F7 d- T* s! ?3 H5 i - <a href="#">Dropdown Item 1</a>9 ~9 O* @5 e" s3 H- E$ y s
- </li>
7 q3 ~0 W9 U+ J; U. _" D% @ - <li class="dropdown-menu-item">
2 m* `+ B$ M+ p, p" N( n8 ?5 k - <a href="#">Dropdown Item 2</a>
+ z, \5 W, w( @ - </li>$ M# P' f8 t; \$ y6 [, j( I, j; _
- <li class="dropdown-menu-item">
3 v( S1 k+ i# ?- H! z0 g7 A( Y; V - <a href="#">Dropdown Item 3</a>. k( U* p8 c/ I+ \, v
- </li>9 w0 Y7 b) r! b
- </ul>
5 x! e/ p2 h+ T$ K) P) N/ @( e* G# ^ - </li>
! `6 D/ Y1 F8 r- w( F( q - </ul>
( [2 V" Y: y: P; X9 H) _4 F+ g - </div>
复制代码对应的CSS代码如下: - .nav-container {
, {8 J' y5 R% [3 p4 f& J. ] - background-color: #fff;! Z6 a4 s4 s; k9 v
- border-radius: 4px; b: n+ H" w _8 N/ W) o1 V. b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ N8 v$ b6 Q, p - padding: 1em;# U" A/ C4 q( p$ j
- border: 1px solid #eee;/ g- S: u' n6 k. B: v1 f$ Q
- display: block;
( u s9 w5 h: M. @4 e - max-width: 400px;. k7 J+ v$ Q& _ A! L9 T
- margin: 0 auto;
2 w9 ^$ H: F* g O, }! ]4 p* v - text-align: center;5 \( u/ @( r4 {$ f% q
- }
# i9 L4 E3 G( p0 u Z6 X. e7 d$ p - ul,' v' J- }" h8 M8 s9 N
- li {& u6 i8 N- U u: O/ B# r
- list-style: none;. S1 B+ ] p! _6 `8 ]5 M
- -webkit-padding-start: 0;
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1 ]. g s& h0 l' _ - a {
6 v2 g0 J0 Z4 E$ b Q - text-decoration: none;
6 H3 v$ M( {0 g. S2 f. u) F - color: #ED3E44;
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- .nav-item {
3 }; A' q. l0 g. e - padding: 1em;
/ [3 o! j) K l9 l$ k - display: inline;
1 ]5 v# F1 T$ v% w- m2 {% A - }
. D- Y# F& {# y2 k8 ] - .nav-item-dropdown {
3 j9 i$ l3 z% K - position: relative;
7 U/ U) V9 w( C: ~ - }
- {# w7 _, o6 r) J+ C - .nav-item-dropdown:hover > .dropdown-menu {
, j/ V/ r) v' N. c- U" C* X - display: block;& X6 H+ V- Y* c" a) E* _
- opacity: 1;
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- .dropdown-trigger {! j0 G" v7 ^) I- Q" E
- position: relative;4 R0 M) G+ G* ]% v
- }7 h9 W# L6 @6 g/ d4 ^
- .dropdown-trigger:focus + .dropdown-menu {
. Y( ?: y) M& u2 n9 B - display: block;9 L5 Y8 S- v" G$ A+ z
- opacity: 1;8 F8 z+ C# J. J' D" \) s
- }) l2 I; \- p3 l4 M
- .dropdown-trigger::after {
; q: ?9 C0 O* z - content: "›";
: D1 W; z8 s ]3 I% V% i - position: absolute;
- I5 t, G/ k9 k L( y - color: #ED3E44;3 f& w- v- i0 q: j' Q6 C6 ?
- font-size: 24px;
) q& J! X. e/ c% |/ j - font-weight: bold;% O3 p) d. i" d5 E7 K
- -webkit-transform: rotate(90deg);
8 F# N# ]/ ]# ]8 r. M4 v - transform: rotate(90deg);
u2 p N: Y5 _5 r N m - top: -5px;) h Z5 H" T- t5 G% D/ d& L9 f5 h
- right: -15px;
+ c. W# L y' n/ J! _, M( E - }0 p/ l! l# i" z
- .dropdown-menu {( F# \3 g: V0 F X
- background-color: #ED3E44;( m+ o) t' N9 D# x9 S
- display: inline-block;+ v6 S% X) q6 r9 C( E
- text-align: right;% u5 H, H( q3 t
- position: absolute;! T/ R& f3 Z% }
- top: 2.5rem;* y% E/ }) \$ t+ k0 N5 t
- right: -10px;0 q; H, d p! O6 c
- display: none;
0 v0 ?& {) O$ Q! X- e - opacity: 0;! O+ g/ X0 P1 J( T
- -webkit-transition: opacity 0.5s ease;' ]! V) j! }! W
- transition: opacity 0.5s ease;
; u/ F7 L1 b7 C - width: 160px;# |- ~% { R% C7 G+ r o
- }
R% _: `* ] u- G6 \- s - .dropdown-menu a {
3 Q9 A* {8 o5 R1 t, e* i - color: #fff;
/ ~1 |+ F2 l e" i - }
' W* N- O x: u& I4 _! i+ O, [1 @ - .dropdown-menu-item {# u! x0 `0 d: r
- cursor: pointer;
, g' d9 Z! W! v/ ^ - padding: 1em;; C) v6 ?1 {/ x+ K+ q; m' \& f
- text-align: center;
+ \7 D% t: q) `" m3 | b - }# P1 w: u% K# z( B1 y* _
- .dropdown-menu-item:hover {4 S, ]- ]+ n# c* U
- background-color: #eb272d;
; L: r* T2 ]/ e4 A3 ?+ A* Q0 h - }
复制代码 6 ?2 X+ Z- g- M
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
! i& `; K5 g$ F- C) v - <!-- Checkbox toggle -->( O9 g- Z% k$ o1 N
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
" q. o/ N* D. J1 r \ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>4 p* V3 g& T0 T+ _. h- U+ S! z
- <!-- Content to toggle from www.mfbuluo.com-->
5 o/ y: C# G! p. q - <div role="toggle" class="toggle-content">3 ^9 }% q. Q5 p+ q
- BA-NA-NA-NA!
, \. p) X4 s3 |- c m2 F1 { - </div>
3 r& ~% b) l5 d' y" _9 V4 }, Q6 D - </div>
复制代码CSS代码内容如下: - .toggle {* z* g5 }/ q9 _, i. a+ F1 i
- margin: 0 auto;% r5 q3 h: C5 y+ Z# n
- max-width: 400px;
- P" f! b3 p; l9 n* k. Z8 l - }
. |* t \! O1 v4 p6 F' @. Z - .toggle-label {
0 t/ E7 \% l3 `% l/ K - font-size: 16px;0 o+ `! Y$ r$ l6 ^2 b1 {
- background: #fff;/ Z2 P* W. R5 @; w
- padding: 1em;* D0 d! H" X* l3 w; ^: }1 T
- cursor: pointer;6 q2 N/ U' D) P9 E$ E# \- Q/ r
- display: block;
, m+ n% _' d9 w - margin: 0 auto 1em;0 I* }0 Y$ X5 E8 }% v1 W, Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 k* _% z. e, ?8 y( R" ~
- border-radius: 4px;3 _* e Y3 t; W; W9 Q
- }
3 M) n4 J6 j7 G; [5 {! r - .toggle-label:after {
- `2 [7 J3 A7 C% i2 o - color: #ED3E44;' s2 H2 ?% K% n2 y* v! v9 m
- content: "+";
" @) Z1 i& u) c1 r - float: right;% b1 ~; i# @2 H1 S, l
- font-weight: bold;7 V3 S) ? X7 j
- } |3 S' i6 C* E. y6 g' V1 D1 e
- .toggle-content {
+ Z* X9 T4 H4 d$ n8 a - color: #B0B3C2;
) b- z8 ?; h$ @( H2 J - font-family: monospace;
* V1 F5 q& ?, ^0 K8 W6 f& a - font-size: 16px;
" G5 s& p4 x0 I$ i- P q, l( o - margin-bottom: 1.5em;
7 P. Q( G3 K; v) M$ ^ - padding: 1em;9 B( u+ S: M% }$ X ?: T
- }* A/ [9 h5 d& S
- .toggle-input {
) y3 ?# t5 V6 s7 y5 i3 C* @. V. [ - display: none;' o8 B) |) r% v* p. P9 L
- }9 F, F) l9 n6 _) ^' E
- .toggle-input:not(checked) ~ .toggle-content {$ Y* Y/ s! I/ H5 q4 i% l
- display: none;
# O2 E$ y- b& k2 N! ~! o - } q9 y- f$ ]2 B) x
- .toggle-input:checked ~ .toggle-content {
+ M; C% j! w1 g0 v' w - display: block; P8 D& e; _, d- N. M+ S7 B
- }
( v9 [" Q7 g ~# J) B - .toggle-input:checked ~ .toggle-label:after {
% q% p' Q9 o% {% O' G8 a - content: "-";
X7 C; A# a2 d - }
复制代码
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