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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!">/ t( L* J5 d: x9 ^5 z
- Label for your tooltip
, R0 i3 `5 w, V2 { m7 \% [ - </span>
复制代码CSS代码: - .tooltip-toggle {
1 X& J: m5 g! T" A- c T" \, \' p - cursor: pointer;
! K( Q6 g$ L$ v - position: relative;& Q4 y/ P* c6 U; U: V% h5 T- P" m
- }- k7 M3 a' K. n2 O3 W
- .tooltip-toggle svg {; o" O3 E4 h" G7 r/ E
- height: 18px;
/ g3 h l9 x% e. m& y0 O - width: 18px;, \+ _& y3 B& X3 |, }3 N
- padding-right: 0.5rem;& m h% s. o- r
- }
: ?* c# Z0 S+ a z0 @3 Y - .tooltip-toggle::before {
8 s1 T- Q' I0 R: P" Z5 w - position: absolute;
, A; J7 b' g; g* [7 \ - top: -80px;( w( Z2 m5 G6 D
- left: -80px;8 \' q% j! f, n& R# a
- background-color: #2B222A;
( F- ~% u+ V4 w* T# m - border-radius: 5px;* K% F2 ~- Q5 o; J- O. |9 q
- color: #fff;
* M& z- K9 N% S5 p, p - content: attr(data-tooltip);
7 H: ]5 T; E; x, g# i# c1 b' O9 c7 T - padding: 1rem;
7 L \; L; {! p8 ~ - text-transform: none;
8 g% t0 v6 K. _$ L& z) F7 ^$ p- r - -webkit-transition: all 0.5s ease;
" ~/ [: @& M( z6 X - transition: all 0.5s ease;! m; v0 Q; b/ A" N( ~5 d& h
- width: 160px;' }: k7 y9 X3 l7 z' q1 C/ g
- }
6 q4 Z* s+ r8 y8 T( k - .tooltip-toggle::after {
$ x8 w2 N. E, c/ j# O3 U* W6 p, k# D6 z; A - position: absolute;
" `$ i" B! H/ n$ y; K. t) H - top: -12px;8 W9 p/ }: h/ H# v
- left: 9px;
O3 \ b1 |/ [& S0 b - border-left: 5px solid transparent;2 Z+ Y$ |- u& o- ]
- border-right: 5px solid transparent;
% O' L) ~( O) o g) J - border-top: 5px solid #2B222A;6 B v q2 q( a5 E" I, ^
- content: " ";9 r' H! W0 }# ^/ U, R/ }* f1 [
- font-size: 0;
! ]# a, k! n2 } ~6 E - line-height: 0;% c0 h' P' a5 L( ^7 H5 S
- margin-left: -5px;) b- x/ T* ?% b9 m) ~( X9 J
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {2 \8 y! C9 n/ ~3 j
- color: #efefef;! \2 F7 V5 O/ p* i8 Y+ K
- font-family: monospace;6 H0 u& f5 {6 n1 N$ ~
- font-size: 16px;2 w9 v) d- D# ~9 T' X9 b1 _$ A
- opacity: 0;
5 A9 C: Y# \1 I - pointer-events: none;
- T( k& t& ] L2 | - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ w2 m/ s; u# x5 a: I% T" v* Z" N9 M3 V
- opacity: 1;3 t1 G @0 X1 u5 Y8 Q1 t
- -webkit-transition: all 0.75s ease;
$ N; m0 `1 [: e4 r$ p. o: a - transition: all 0.75s ease;
0 y1 V$ x7 e- x/ f - }
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 m5 `* ~+ m: d7 ~, ]9 ` - <ul class="nav-items">
2 x* j! M' T" ` - <!-- Navigation -->
) d" ]/ Q4 ?, z+ v# K& R5 Z - <li class="nav-item"><a href="#">Home</a></li>
v+ o# ]0 r* i" E3 S1 q - <li class="nav-item"><a href="#">About</a></li>
% m o1 ~. ?+ @: o1 C - <li class="nav-item"><a href="#">Contact</a></li>) E0 T4 S4 B& b6 |. h' ~; N z
- <!-- Dropdown menu -->
4 P5 K- W& t. h* Y2 S) Q- ^/ [9 s - <li class="nav-item nav-item-dropdown">, |: p6 ?8 ?" F7 n' |
- <a class="dropdown-trigger" href="#">Settings</a>
8 r9 @7 y0 d- n# f% ^% H - <ul class="dropdown-menu">& U& x. S, V2 x4 N# U# ?
- <li class="dropdown-menu-item">
. z. [" B, [, r5 W - <a href="#">Dropdown Item 1</a>
- g, j6 F& A8 v8 W6 C - </li>
6 a2 M6 c2 N$ ^* { H/ N; ~) T+ M - <li class="dropdown-menu-item">( u# h! @+ g; q
- <a href="#">Dropdown Item 2</a>+ q6 v) s+ s) i! b( r$ j
- </li>4 @1 ]9 Q, L! ?8 d& O
- <li class="dropdown-menu-item">
! s5 \! F% p3 h/ `6 S2 c8 | - <a href="#">Dropdown Item 3</a>
4 [0 F1 ]+ h* ?2 Y - </li>
3 ]/ ~! t/ L3 e/ G - </ul>. d/ B; E1 h* P" ]
- </li>
" K4 b( S1 @7 S* t4 W; z* ]7 ^2 _ - </ul>
$ K1 j# s, k j5 Q( P9 E* A, s - </div>
复制代码对应的CSS代码如下: - .nav-container {/ w# |1 K2 e" }
- background-color: #fff;: H/ N. a. n+ [+ q+ m; j; f
- border-radius: 4px;' W1 e9 l/ Y! B& n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 G2 I3 X- t' Y1 ]) f' M. c - padding: 1em;
6 o3 @! e+ w- q# T# k - border: 1px solid #eee;
( g) }, Z( A/ A - display: block;
# P0 V/ `# }: ~3 |/ D f( { - max-width: 400px;
# `" x2 E ~9 X - margin: 0 auto;
! W1 r e) ^. v4 T/ |+ I - text-align: center;
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' c, M+ j5 j2 k) e+ Z& K - ul,
- N( U( E) n" y; K( Y# V - li { ~7 v( P0 L$ w- H6 S
- list-style: none;& V( `2 k, q, T3 g* B0 C0 s
- -webkit-padding-start: 0;
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- a {
; Q. U7 A i3 w! h, F" m ~ - text-decoration: none;
# r6 ]- J+ U3 |2 Y9 B; |4 N- D - color: #ED3E44;
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. K; @2 ]! @9 _- U9 ?# B - .nav-item {
- Y- [% l6 ]% F- _/ R2 T! i- d - padding: 1em;! D& c' w7 i: q. Q ?) s1 d1 ?
- display: inline;
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- .nav-item-dropdown {
5 |: C5 e+ _" `/ \ - position: relative;
" t# _; W) R* K - }
9 Y* W }! k; o8 q4 T# M7 G2 q0 b8 Z - .nav-item-dropdown:hover > .dropdown-menu {
, n- G- ?# s; e* ? - display: block;) U/ }: o5 J7 k% }- @
- opacity: 1;7 h8 \8 q/ v9 G9 n2 L; J
- }
$ K9 ]) Y' g2 z" H3 C! F6 z; B - .dropdown-trigger {
# u, q5 v2 ^5 b - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {/ t1 T# W* ^) t" U& H. T9 ~
- display: block;9 f* Q* _, u( F6 M: j, L1 t2 L
- opacity: 1;- I" s" c* G b! X; r2 `% t- X, b
- }
( d+ S! }. T h - .dropdown-trigger::after {; f `- F7 T2 c4 P! J( E1 o p
- content: "›";. c8 y. l9 z* d0 P' `# A$ ~8 b
- position: absolute;
& A5 B0 t1 X9 j' `1 F- e - color: #ED3E44;* t/ Y- K4 @' N+ X
- font-size: 24px;
+ u, }) C4 ], k7 O4 F - font-weight: bold;" X, f1 x. ?0 z" i. K! m- ?
- -webkit-transform: rotate(90deg);
, d B j3 t6 u2 t& i) h - transform: rotate(90deg);
7 E' e U9 ^! n4 E - top: -5px;
# Q( T g& ]; z' p& B/ C8 I - right: -15px; W# ]# P0 U/ `* _ c9 g
- }
/ W) r( ?; `$ ?+ F; t" {4 Z6 ` - .dropdown-menu {
% z" \$ ~& j- r2 V- U - background-color: #ED3E44;, B+ X* _1 t$ U4 u9 f
- display: inline-block;
, m/ o) C X& u( t - text-align: right;( @& y7 N+ X" N$ a
- position: absolute;/ s- o+ m, L# r( v$ h3 w. [
- top: 2.5rem;
/ U' e+ I. J: }" Q9 R" x X - right: -10px;& I: y2 W" O+ p3 t" E2 }6 T9 M
- display: none;
; z0 j% R* A: C - opacity: 0;6 D v) M! m1 Y$ A! u
- -webkit-transition: opacity 0.5s ease;
. o+ M j# i* C& B: v& n - transition: opacity 0.5s ease;4 b: H2 n" L+ X# C" [
- width: 160px;
5 f' s# @! ?0 ^! u' _ - }2 B b& e8 a/ N4 M
- .dropdown-menu a {! J- c8 ?9 X7 D2 s4 j T
- color: #fff;
) X) _2 b' I+ d0 F' X* W z0 Q - }( r }, |$ Q4 b: {7 `
- .dropdown-menu-item {2 W& [! M0 b5 A. S* P
- cursor: pointer;
8 h" b! ~6 o) P: ?$ c; I7 E5 S - padding: 1em;- k/ q! h- R4 f- u
- text-align: center;9 v& P: N! M v0 J& y
- }
5 x4 t; V: m6 d1 U/ ] - .dropdown-menu-item:hover {
+ ^% M/ [% r$ z - background-color: #eb272d;
8 d9 M: o6 R9 i" c. F1 A+ B% | - }
复制代码
3 P& G3 }* R; I9 ]可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 M& x, T) n9 ?9 s5 a% x3 E
- <!-- Checkbox toggle -->
t. O8 B$ E7 ~7 y. `) M - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">4 `" h+ |6 U- ?9 Y \% x
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>4 V" L$ d) D1 `3 r& h5 {
- <!-- Content to toggle from www.mfbuluo.com--># J9 u% ^- _1 X
- <div role="toggle" class="toggle-content">. U& m, l" ]" I! r9 M- v
- BA-NA-NA-NA!5 H! g6 O% S# I7 t7 q8 v
- </div>
8 K" F6 O* E+ \, { - </div>
复制代码CSS代码内容如下: - .toggle {
( K; @( l. [# m8 v$ Q3 t - margin: 0 auto;
- p# U; Y# ^! t8 Q1 u2 [, u( } - max-width: 400px;
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- .toggle-label {7 Y2 u; t+ q ]2 c* u; o
- font-size: 16px;; d( e. h) l5 j9 o- ^+ J
- background: #fff;
8 m0 S/ E9 r, m/ y B& R - padding: 1em;+ z' J* I& K1 c3 U
- cursor: pointer;; ~% u: ?/ i: U
- display: block;- D" k6 y3 h. B3 ^6 Y7 w) x
- margin: 0 auto 1em;" v) w5 J7 |3 X! A- d" o
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ B: y# ?( z3 f- e: K& E* J7 f - border-radius: 4px;# w2 X4 x8 W2 u9 p
- }
3 `. |4 _6 z% l. c6 y - .toggle-label:after {
7 s2 y2 d- ~5 R+ a! u" C - color: #ED3E44;& g- O+ S% u2 [; c6 e6 E2 ^! t R
- content: "+";
; z: U$ r( V+ ]: v" ^7 d - float: right;, Q3 G8 d1 e! P' z
- font-weight: bold;! W+ U1 |0 r8 E s7 h
- }
4 y/ ]6 \8 P2 z; } - .toggle-content {
# F. s8 Y4 D4 \- r- W0 Z/ A% F - color: #B0B3C2;: x1 [( n( }( @) D. w
- font-family: monospace;2 ~$ c j. N+ `" a
- font-size: 16px;
7 [2 k0 }6 r ]$ i! l" R - margin-bottom: 1.5em;1 W9 Q$ @- G/ T! `$ n$ t' [! k9 B6 c
- padding: 1em;" R. d3 A2 D6 u9 I9 b; T
- }
( |1 z8 a+ {3 N* E' I$ M$ P - .toggle-input {' _1 w( x: l5 T/ L: Z2 y2 v
- display: none;- M; h% h! S/ \" f5 F9 }
- }& o+ C4 {" A' X. g- f9 Z
- .toggle-input:not(checked) ~ .toggle-content {6 J, {7 z f6 n& u W
- display: none;
! ]* O$ j# @ D |' E+ w: Y% O - }- [8 B U, W. t7 r3 n' _. V2 t: n
- .toggle-input:checked ~ .toggle-content {) E+ I0 P& U# m1 |4 V
- display: block;7 U5 U, G$ C- |9 c! Q. z
- }/ O/ R& u9 u6 h p0 J' @
- .toggle-input:checked ~ .toggle-label:after {
3 d) Q9 ^& M3 Y% S }1 J - content: "-";
" J# Q, b% @! S6 g, a - }
复制代码 3 ?. {8 |% e$ H' i+ q/ `
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