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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!">4 K# ^% O) E3 P
- Label for your tooltip( {% z, v' S$ h$ D }/ _5 I
- </span>
复制代码CSS代码: - .tooltip-toggle {! e$ h) Z& b) J
- cursor: pointer;# d. ~, Z7 Q' H( C* r
- position: relative;
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- .tooltip-toggle svg {8 t5 q1 J; g6 n3 v1 u! m5 {: X
- height: 18px;
- `$ v/ A( ?, z% D# | - width: 18px;
8 H1 ~- ?! {& t5 P - padding-right: 0.5rem;8 I4 K- ?9 x3 X& N
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- .tooltip-toggle::before {6 D9 X4 M' f2 K& P* p) T6 N
- position: absolute;
& o+ X9 n/ W: `2 g ~ - top: -80px;9 g& U/ W# G1 F; u
- left: -80px;
& B$ G# x- Z& D+ `- {- E - background-color: #2B222A;/ u2 Z7 ^5 P+ b1 h/ E) w
- border-radius: 5px;5 l" e7 s8 p+ b/ g* g- i) E; c
- color: #fff;
' i( i+ z: y9 n/ _ - content: attr(data-tooltip);
]5 J$ t5 f0 y$ t' K( Q2 n) A - padding: 1rem;9 X2 G1 V( c5 K9 G6 F
- text-transform: none;
6 J' {' `/ H+ f - -webkit-transition: all 0.5s ease;
+ Q# C7 \7 t4 e) K/ F8 H$ y: l3 P - transition: all 0.5s ease;2 g& Z7 e# a& O7 n( h4 A8 Z2 Y+ e
- width: 160px;
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- .tooltip-toggle::after {
% ]7 z* _2 O0 i X& v) O - position: absolute;$ r0 w' a( S1 q% R
- top: -12px;
' Y+ N2 X/ E1 D. ~+ d. Y - left: 9px;
b2 l7 j- m5 Y2 R9 n( A1 n$ l - border-left: 5px solid transparent;
$ D! H6 h) N w+ k' R - border-right: 5px solid transparent;( w6 Q' p, ]6 t; y K
- border-top: 5px solid #2B222A;! |! b( Q9 }6 y+ I
- content: " ";* P3 U8 ^/ l0 M y7 x2 X
- font-size: 0;3 u0 r: n3 U7 ]7 \* P
- line-height: 0;+ d. m9 d, F( i2 M/ ~ V
- margin-left: -5px;
) U2 ]6 ?! u$ r. Q# @) u: Y! d8 ? - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
! k: W9 Z) r9 f" i0 U' ~% g - color: #efefef;
+ q% x j6 I6 [3 D' y1 {% E - font-family: monospace;" C2 w2 o% o" G* z
- font-size: 16px;5 v: y0 e* n& p& t0 x
- opacity: 0;
8 @# K5 s+ m+ g) l - pointer-events: none;7 N k* l- }; d$ z
- text-align: center;
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$ H# @/ j7 S3 E+ b - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ R. X% A: s$ Y& S! \4 T9 P9 a
- opacity: 1;
6 e1 {8 H$ c, y3 \ - -webkit-transition: all 0.75s ease;0 }5 r) e" v$ j# c+ g
- transition: all 0.75s ease;; Q4 o6 E2 N& ?0 @9 a
- }
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">' W9 j, O0 n! m' J, ]5 _8 z5 u% W5 v
- <ul class="nav-items">
; r! m3 h7 Y1 q J - <!-- Navigation -->
8 \9 h( M6 v! M' X7 j' q - <li class="nav-item"><a href="#">Home</a></li>
1 Z# l" n* F" _/ w - <li class="nav-item"><a href="#">About</a></li># j# J5 }. j# b* a, _0 ?9 O
- <li class="nav-item"><a href="#">Contact</a></li>
. x7 d6 S/ K* C4 X - <!-- Dropdown menu -->! v7 c( x U( L2 O$ ?$ e$ U( B! S
- <li class="nav-item nav-item-dropdown">7 z/ M2 k, T- J8 A" m; N
- <a class="dropdown-trigger" href="#">Settings</a>
1 O+ l! i! Z/ U4 j - <ul class="dropdown-menu">: X" p. ]0 v! a |& X7 ^
- <li class="dropdown-menu-item">2 o V' D9 y9 [. Q
- <a href="#">Dropdown Item 1</a>- E6 m9 c. b: f7 X4 d: I# ^
- </li>
$ i0 L" m/ N1 K9 X5 e/ K - <li class="dropdown-menu-item">3 w8 G& _/ X& C+ i+ L$ Z& d
- <a href="#">Dropdown Item 2</a>6 M3 \; v4 s. ?
- </li>& R- I) r; u; [- ?9 Q+ z
- <li class="dropdown-menu-item">
; K. q8 e$ ~, a; M7 R - <a href="#">Dropdown Item 3</a>
" k+ S7 R% v: A0 \ - </li>
\& Q1 D* h4 E; Z s - </ul>
: w& f8 D9 h# h5 C! q - </li>& Y( U8 d; V: q& u! O$ p( V
- </ul>7 [% O: Z3 n0 `4 k. [, T9 D
- </div>
复制代码对应的CSS代码如下: - .nav-container {/ W) e: k w; N- t# I
- background-color: #fff;
' `& m$ Z( q6 ~ - border-radius: 4px;
5 U3 Z3 W- U( f* m" J: g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& {" V1 O5 O8 S - padding: 1em;
: O$ r& N E Q+ {7 j1 n$ L8 ~ - border: 1px solid #eee;
% W8 B: M0 X$ h3 d+ Y - display: block;
# z+ a& E* k; J - max-width: 400px;
3 K! v' N' W% G+ i+ { - margin: 0 auto;" Y$ a$ i7 I; N6 h
- text-align: center;4 `5 @6 c: y) V/ f1 m) A# M0 V
- }
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- list-style: none; c# d% o: e9 k: j2 _' m
- -webkit-padding-start: 0;
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; f8 E, P) K# ]1 d# `9 u* [9 q# u$ a6 q - text-decoration: none;5 A) o: e4 {6 n v0 x2 A
- color: #ED3E44;
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" x' D( R5 p$ L6 U; a- D- a - .nav-item {
% }5 U1 [" r m1 u - padding: 1em;
/ N+ M: x7 g6 M: t( C) Z - display: inline;$ M6 A3 u4 |6 x
- }
5 I+ R8 N: n; O- w0 {$ Q - .nav-item-dropdown {3 U$ P- ?' \, s$ l
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
' M8 O& o! e0 e - display: block;
$ {! g* \6 Z" ?/ c1 E: T8 O% a - opacity: 1;& [/ ]2 M+ a8 I, y4 p. f
- }
0 O9 |! ?2 z2 m- G2 W% g* O; F1 G - .dropdown-trigger {
) d7 B/ k3 ^/ {. U: G% m2 ] - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {: ?' {) \9 h2 J
- display: block;8 y6 o; Z$ Y) n" h) [8 U
- opacity: 1;
- [$ f- Z/ i* w. f# G: R+ O - }2 l1 Z6 X) R# O e; r. W
- .dropdown-trigger::after {( E& l! P& ~; [, f7 ^& u" I E& Q
- content: "›";4 ?: k% E% z+ o z5 i7 d2 y9 n/ I
- position: absolute;6 L0 n1 S5 k/ V+ r) Z6 s1 Z
- color: #ED3E44;( }3 K- ~" t, I: v9 h$ H
- font-size: 24px;, j* A+ v/ O3 x }. m) p
- font-weight: bold;) ^& x9 m; a: x% H2 d
- -webkit-transform: rotate(90deg);
. r$ A& B* k, c' r8 _- n - transform: rotate(90deg);
0 F; C" N7 ^; o - top: -5px;$ S4 W# a/ \6 Q" }( j9 |
- right: -15px;
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- .dropdown-menu {
4 o) I+ y) O* ?" y: E b - background-color: #ED3E44;
* a0 F% B Z$ U" F, m; K - display: inline-block;
" c }3 r9 C0 q5 g' l - text-align: right;
N# h" E- U( ~6 a - position: absolute;1 z, P: ?, X: n6 j
- top: 2.5rem;
. s, i1 w" W/ C2 b0 e" ] - right: -10px;% I* V$ V3 X$ X/ z9 j0 ?4 E2 x1 z
- display: none;
) B _2 Q, {6 d! V; ]; c( n8 z0 x( Z4 C - opacity: 0;: J. T4 E: [5 F# @" ]! I- G$ A( m
- -webkit-transition: opacity 0.5s ease;
) ^+ Z' A) p5 ^0 t - transition: opacity 0.5s ease;* z9 Z, m, @" o% s
- width: 160px;
2 N1 v& s! o- } - }
* R) N$ Y! h) ]3 D% w( T - .dropdown-menu a {( l( S! U# y# l# z1 |: G
- color: #fff;
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- .dropdown-menu-item {5 R) b: T p9 ~ X( S: E" L. j
- cursor: pointer;
$ S- K# w8 x- @ - padding: 1em;
+ i5 T1 u% I' X0 J& E. p5 C - text-align: center;
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- .dropdown-menu-item:hover {: E1 V( D, M) W9 n! j4 c3 _! U
- background-color: #eb272d;7 R# f% h4 U+ k& O9 Y
- }
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$ ~5 m9 y) i+ H: ~, u/ F4 M* l可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">' `( g1 D/ T7 q
- <!-- Checkbox toggle -->
7 W* Y- [& N5 @4 w" i' D8 q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
# \3 l! ], Y! Z0 ~& j2 l - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
8 B/ p% ~/ L5 H% e - <!-- Content to toggle from www.mfbuluo.com-->
; R7 }$ r: K0 V# F7 N - <div role="toggle" class="toggle-content">: p" f5 H* e$ Q9 E, X
- BA-NA-NA-NA!' s6 B" K4 |2 z1 b+ K
- </div>+ V+ |# [9 w" N5 c+ z N; _
- </div>
复制代码CSS代码内容如下: - .toggle {
- h. |3 k! m+ n8 O u$ f - margin: 0 auto;
, R; k2 h4 O1 g; g( E; N' f# A - max-width: 400px;
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- .toggle-label {# n5 W0 l( Y1 k- U0 h: I1 M7 t1 e U7 }
- font-size: 16px;
% K3 H; r. t- @ - background: #fff;
; r) F5 y" |; g! S' E$ ` - padding: 1em;
) S* Y( h, r9 c% V+ u7 T5 } - cursor: pointer;
$ [! r8 e U8 K9 M8 C2 R* b( [ - display: block;- ~7 _0 Z$ Q. `& g# k2 x' }/ _
- margin: 0 auto 1em;. g* ?7 D) u! e# A
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 g3 j6 n/ c; u& j6 T
- border-radius: 4px;
$ c1 b* B4 R& A3 d - }
9 r' x6 E" ?4 O1 m& r z - .toggle-label:after {5 W. g9 {& n( v- M
- color: #ED3E44;
, ?* O8 y# w5 U - content: "+";: ]. |9 H8 p; z; {% Z; Q
- float: right;
/ f/ v6 @, J( r - font-weight: bold;
: w, A- i; S/ c$ b - }/ n1 v' E: M3 X2 X
- .toggle-content { ?, \5 n7 ]* v: _# \
- color: #B0B3C2;
m5 _, Z5 C/ O ]" }: ~/ m - font-family: monospace;
4 g, L# J5 ]" d O - font-size: 16px;1 ]( o" O7 R9 b) D6 P; T! D
- margin-bottom: 1.5em;4 `+ n! D! y2 v. C) X p& z
- padding: 1em;
6 X7 C1 Y0 F6 a' R - }
6 f8 m4 j% [- ]! p6 Y7 e* I - .toggle-input {
q9 m' M( }* Y, N; I. Q - display: none;2 @4 T# u) r6 P4 ]1 n4 ?) [0 s
- } o+ n+ A. V& V
- .toggle-input:not(checked) ~ .toggle-content {
+ W( O E3 [0 ] - display: none;
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. N. {5 g8 A% G9 _ - .toggle-input:checked ~ .toggle-content {
2 e" Q2 A' O7 D - display: block;
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- .toggle-input:checked ~ .toggle-label:after {. f8 c: f+ I0 d L$ ?2 k1 I' h H
- content: "-";8 H6 X# s$ B1 B" x8 W( Z
- }
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