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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!">% Q2 Q6 P' w" V: p' L2 ~( j2 N
- Label for your tooltip6 y) J1 [' G2 q# w% Y
- </span>
复制代码CSS代码: - .tooltip-toggle {0 w& x8 z$ f' b2 v. r8 m* `+ c
- cursor: pointer;$ [$ v' u7 i& q+ |! | A
- position: relative;
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- .tooltip-toggle svg {
+ k8 Q) v2 s3 R" D# r5 ~. Y! K - height: 18px;7 T! D/ Z3 Z9 N5 C
- width: 18px;" A0 H, D" Y( }: c# r
- padding-right: 0.5rem;+ @1 o2 [( e& i, T1 S7 ~, \
- }
1 \: }- V$ |# g3 Z - .tooltip-toggle::before {
: V" @( I: m7 c3 J8 \8 G - position: absolute;/ ]+ `7 }6 b) F2 G0 F8 {
- top: -80px;
7 x8 D0 o2 C! J - left: -80px;) X/ `% i; ^# ^' ]+ B
- background-color: #2B222A;3 z) `$ e7 V6 K# A
- border-radius: 5px;
% ?* e2 |- S8 V2 Q5 @ - color: #fff;
; u$ i- s" y. E8 s& ^ - content: attr(data-tooltip);% i( k I/ s5 Y# H# V7 V( k
- padding: 1rem;* `8 S9 ]% `4 Y$ M
- text-transform: none;
! i5 O- V R( M - -webkit-transition: all 0.5s ease;6 z+ {; @8 d5 t" ?( T
- transition: all 0.5s ease;5 c' i2 x g* G; u1 J) v+ k
- width: 160px;" }" l2 k0 M& t: ?/ C% E+ d
- }
2 D3 r& q& k$ F9 i+ p* x! f; e - .tooltip-toggle::after {
) m% O) }# m' m6 s0 Q# n - position: absolute;' g7 R) E% N* R9 f
- top: -12px;+ [) |8 P; o3 I$ ?" n2 q
- left: 9px;
) O1 O9 a$ N: Y& B - border-left: 5px solid transparent;" u5 `/ X) X& _% D) t
- border-right: 5px solid transparent;( G6 [" F8 `$ k! j/ G! K
- border-top: 5px solid #2B222A;( n8 u7 B, u5 A8 X7 C
- content: " ";! J3 S8 |- B' F+ K `( A2 e, J
- font-size: 0;
" G, s9 ^+ i3 z) R/ Z - line-height: 0;, W, |# k2 C6 v! E- ?& X* H) b9 q
- margin-left: -5px;; C+ ]; x% q' v4 j% ]9 H$ b) C" A
- width: 0;
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5 D% O. V7 @( V: A: D, ]) n - .tooltip-toggle::before, .tooltip-toggle::after {
- ]7 k% q& i2 q% c - color: #efefef;
- G! l8 V5 [9 Y8 ^4 ]* c* j - font-family: monospace;
: g8 q9 G: R! U2 S - font-size: 16px;
3 o6 R0 D! y- A - opacity: 0;
; u! X, r0 _6 H5 l' F. s - pointer-events: none;
. q+ ~) f/ C3 l# P+ H - text-align: center;2 d3 d% g- C6 I( I
- }4 d d* c/ Q% C* j3 w ^
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 |5 d$ w3 ?/ ]- t# p9 f1 a( s
- opacity: 1;
0 F) ~" g1 t. f/ j" U6 I2 O/ m - -webkit-transition: all 0.75s ease;! `9 R* {& z- D
- transition: all 0.75s ease;
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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">1 J3 ]8 A' s3 e' k$ G% b
- <ul class="nav-items">2 ^' {) o# f) V. z" p" C+ a
- <!-- Navigation -->
2 {2 k" g/ z" |0 d# f - <li class="nav-item"><a href="#">Home</a></li>
3 O7 k- o* d( U% |5 d - <li class="nav-item"><a href="#">About</a></li>+ H, B. v" L, w ~, b
- <li class="nav-item"><a href="#">Contact</a></li>
, x; N0 j* @0 M* U/ k$ e. O - <!-- Dropdown menu -->
4 N6 ~9 y# X2 ]( Q - <li class="nav-item nav-item-dropdown">. K/ H' |5 s1 ], v: v- M$ N
- <a class="dropdown-trigger" href="#">Settings</a>+ m3 W% F# l0 w; ~9 b7 z0 ~. }0 \5 I( {
- <ul class="dropdown-menu">
$ [) ~, E2 S5 k- H% I& T6 h% V - <li class="dropdown-menu-item">
) x$ G1 N+ y' x - <a href="#">Dropdown Item 1</a>; C: q$ } A; L% ~2 T
- </li>" W0 `6 {. Z* _) ]6 p# h" @4 q
- <li class="dropdown-menu-item">; P% v5 F% b" x( D: L" P
- <a href="#">Dropdown Item 2</a>
; s1 ~+ r7 U# K! u" B' ] - </li># p6 B1 `& j4 g; g; ^! a
- <li class="dropdown-menu-item">
3 B5 H9 z9 ~- F9 p - <a href="#">Dropdown Item 3</a>! Z. S, E5 E9 X$ x2 S8 j' q
- </li>& m# I5 E9 J5 v$ d! e2 c8 E
- </ul>
1 D# R8 b! n) R* k: X& d( l D9 [ - </li>9 s. W* v7 H: k
- </ul>8 u! U& J/ G! ?2 H D' }
- </div>
复制代码对应的CSS代码如下: - .nav-container {
* K( n5 }' D7 |3 h& Q" P# r( f l - background-color: #fff;4 x1 L: [* z4 _( q
- border-radius: 4px;
$ T4 u3 A1 E. ?* y8 |. C - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( `7 p9 I: a, j! y4 B
- padding: 1em;
8 x1 a* W5 E! z+ w - border: 1px solid #eee;$ K; t# i8 p/ r) J1 d9 w
- display: block;
6 x) |+ b9 o2 [3 j, r4 T: f - max-width: 400px;+ k# N7 G* j8 O( [
- margin: 0 auto;% o3 o6 u" V4 O; H* _( t6 P" ~
- text-align: center;2 P% M! D. R7 b
- }
- U6 `9 B1 r8 Q& Y+ U' H2 O - ul,
" L* P+ L% x [7 n+ I9 U, K: _ - li {
! Q- D2 i4 r5 _ p3 l4 ^ - list-style: none;
/ ]) Y0 q$ O& @% y: i6 x9 v( q - -webkit-padding-start: 0;
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- text-decoration: none;
1 p% e& T! A! b$ I$ D" s9 [ - color: #ED3E44;
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8 m- R* t+ v& I, y% a+ R& O" @ - .nav-item {6 [* I! G! R& O8 C
- padding: 1em;9 _, ~% u! a3 y7 E; K6 I& w
- display: inline;
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- .nav-item-dropdown {1 U- |0 a8 c; `, G1 O
- position: relative;0 z% c1 b( C: l% j
- }: v4 {. L$ u+ T
- .nav-item-dropdown:hover > .dropdown-menu {
( K1 k% u: b$ w; }- V - display: block;
- P% _5 x* V3 S/ W5 J, E0 O3 k - opacity: 1;
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- .dropdown-trigger {/ Y9 E' F ~% G9 C, p
- position: relative;# G9 S" U" }2 r( e1 c8 C. G
- }
- W/ \% X& q( O% O: X - .dropdown-trigger:focus + .dropdown-menu {+ A+ z/ e" V; L
- display: block;
4 }: y0 N/ Y/ q) G' p& e! U - opacity: 1;- l; W, _! }* P n
- }7 n2 G! ]$ n S6 m7 d* W, K! ^
- .dropdown-trigger::after {
' _0 ~& V7 t2 p2 D/ M& R( C& H - content: "›";& O6 H. w& ?: U2 D% n7 [( n( g
- position: absolute;& \; U4 W% [& X! M( I
- color: #ED3E44;
" I3 I7 q, \" X( e - font-size: 24px;
8 b$ o2 }6 K3 X6 O5 V* s - font-weight: bold;1 ]2 ~4 @6 Z+ u! A/ o) Z1 E/ A
- -webkit-transform: rotate(90deg);
6 U5 B# _6 d% y' D2 X( o8 L$ h - transform: rotate(90deg);: B% k: _+ i7 T) r
- top: -5px; Q9 k& J7 S7 N/ ]
- right: -15px;
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- .dropdown-menu {
! o+ F% {" y) o, k1 d; c) @! q* k! | - background-color: #ED3E44;
% D2 _4 Y' w3 F: p4 V' v2 N - display: inline-block;
( x$ z9 T* a; W8 ~ - text-align: right;1 I2 b# y. r5 z9 s& y: P- k. X* O
- position: absolute;2 i$ |- r5 o* f$ i+ L
- top: 2.5rem;
. K! [& ?% c; Z - right: -10px;
4 ?# z$ ` Z6 r* G - display: none;! e- x _+ U4 u4 Z+ z. L- ^
- opacity: 0;: v" U) f0 N: b. m+ g( K) j
- -webkit-transition: opacity 0.5s ease;5 C9 J1 L/ k% E2 K8 s
- transition: opacity 0.5s ease;, b( w. t$ Q. r( N$ E. r
- width: 160px;
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- .dropdown-menu a {
8 r3 [' R3 _ j6 A& U) o9 b - color: #fff;' h4 V- s* \& w' j% T
- }- M* v: g9 {- z5 C& s1 F
- .dropdown-menu-item {# L( |8 K/ L" w$ }9 ~- k, l
- cursor: pointer;
% \5 S' \- R$ o - padding: 1em;
: ]! ]. k# {. z# A - text-align: center;
6 [) m2 G, g' l3 z1 {5 R$ r; T, p$ ` - }
, O# o. f5 }& D; o7 h6 G, m) |8 O - .dropdown-menu-item:hover {
( e7 o+ R* x- }1 ~7 ]- m3 V - background-color: #eb272d;
k5 n. U# I; H - }
复制代码
/ F2 P9 G! \' E- F0 e9 T' s- N可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
; r6 A* V2 m% q% m1 v5 ] - <!-- Checkbox toggle -->& ~+ N& B' ^- d( `: i7 w
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">8 c. ~5 T# T: N6 d* f/ Z; w/ w
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
7 b% r$ h$ ]1 l - <!-- Content to toggle from www.mfbuluo.com-->( O3 a) r# |& U3 s2 a
- <div role="toggle" class="toggle-content">4 }/ j1 t1 d8 P7 D8 b q, R
- BA-NA-NA-NA!. d- l& G- ]% R3 o' d
- </div>4 C9 T4 [: y M$ W# T
- </div>
复制代码CSS代码内容如下: - .toggle {
0 X1 H7 C$ t+ ?6 \ - margin: 0 auto;
$ t! g" Q& j, ` - max-width: 400px;
+ U! B0 p& }5 t0 R5 e6 T - }
. a% u$ B) V2 i" J. i - .toggle-label {$ G H& C; b- ]- b; t& k
- font-size: 16px;& Z) v$ f4 k* {" Y) q4 S
- background: #fff;, W% u4 Y* c& m
- padding: 1em;
) @+ D3 X7 y% ^9 s - cursor: pointer;# F& h+ L5 S5 w1 ]6 D, S
- display: block;) a- ^6 K: P" P) K d
- margin: 0 auto 1em;
0 A8 d3 z0 y* x! A/ m6 d. ^* g0 F# y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 M$ y" U' h6 z
- border-radius: 4px;$ G) ^% X. c/ Q1 `, Y+ L. t
- }
: D% j% } @/ g$ _ - .toggle-label:after {1 K/ j1 ]# J" |/ `9 h9 P
- color: #ED3E44;
_4 U! e( p( Z - content: "+";5 o7 `4 `7 W) t
- float: right;
& R, ]5 n+ n, J4 V - font-weight: bold;
: }+ \5 h: h C @. _ - }
: \0 q9 D1 ]* Q# R - .toggle-content {
, U6 x% |0 D( R3 ?8 ^ - color: #B0B3C2;
' a, b% @2 l* K8 Q' n" C* l - font-family: monospace;+ E, C* ]/ R& U- g6 V% k
- font-size: 16px;
: ~* k, d, H$ i" E+ J* d2 A - margin-bottom: 1.5em;9 s! e+ P4 x# \- U1 K
- padding: 1em;$ l' X& L9 v' I# k
- }
- j" d8 L# q& ?9 ?; Y - .toggle-input {
S( g7 {" j+ Q O* Y - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {# W9 c2 m' R/ } \
- display: none;
+ [! ]# O& @# X- q+ I$ \ - }1 i5 R1 A# r- @4 f2 C( x
- .toggle-input:checked ~ .toggle-content {
* {* \. W$ e0 l* U - display: block;4 O: I3 Z6 j' P4 n/ s+ I" z" o
- }
1 [* @# s+ W! R; y8 O - .toggle-input:checked ~ .toggle-label:after {
" t& {7 K; n. U- Y9 }* a* x - content: "-";
* G6 q: J& r2 d4 _6 R; L - }
复制代码 * P- t+ R/ w$ c! A: w; [
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