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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!">
5 m# S3 p _9 M* F - Label for your tooltip+ d' V* f O- N8 v1 c
- </span>
复制代码CSS代码: - .tooltip-toggle {
& d6 \( R* P0 M- t% k - cursor: pointer;9 X# M/ \4 l4 A1 `! I" f4 d
- position: relative;1 N* M9 {2 F( D
- }- j5 N$ Y5 j4 E$ W
- .tooltip-toggle svg {" i3 L0 g5 k, y5 K0 y8 v$ _
- height: 18px;1 Q! i0 o4 d5 i& e
- width: 18px;
O) W) R# B3 k1 Z2 Q# v - padding-right: 0.5rem;5 e/ K& Z; n" G6 s. X# |1 ~: k% ]
- }
- b3 P, k# p! [7 N% {6 U( p& s - .tooltip-toggle::before {5 _2 s1 p1 `" z/ ~1 O6 r1 d
- position: absolute;
% m( k3 \, e% R* y - top: -80px;
7 B3 }( Q! R. T0 r - left: -80px;" m' j4 Z+ d! M7 F$ v% ~+ H' y
- background-color: #2B222A;
- K! X" \& A% M4 z6 a9 j6 d( b - border-radius: 5px;
7 s9 C/ E: z9 j6 X% g2 ] - color: #fff;
6 [- W. D7 U. g - content: attr(data-tooltip);# J* p- \1 P8 l9 ~: \
- padding: 1rem;
% t: ]: w8 n4 E - text-transform: none;; J$ ~8 h7 u/ r b- F
- -webkit-transition: all 0.5s ease;# M O8 Q$ m% z+ h9 A- C* P8 L
- transition: all 0.5s ease;3 I8 A- y9 M( I' E! } ^7 j
- width: 160px;
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$ I0 `3 s4 O2 q8 ^8 L9 N/ r4 c - .tooltip-toggle::after {& u1 L5 j; e0 O: b7 g L8 B% L
- position: absolute;9 j8 W. h ?& Y) ~ M& u
- top: -12px;
- f7 ?" }/ i3 l# @5 L6 H2 C5 ?# { - left: 9px;- l6 f+ N3 X- E" U
- border-left: 5px solid transparent;
; _ t1 }) Z! ?& X5 ]1 c - border-right: 5px solid transparent;# J/ r$ W& P- {8 I( s
- border-top: 5px solid #2B222A;4 w! c9 ]7 c" |8 s X
- content: " ";- G& t" d4 N. N
- font-size: 0;- X! I1 V( T8 _* i
- line-height: 0;
& l( o( T: o0 d" L" y: P, o; y - margin-left: -5px;
* G* v' b4 h6 v. ^( I) s - width: 0;
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( _3 m8 K: j5 o! U - .tooltip-toggle::before, .tooltip-toggle::after {. h o- O* T" z# x1 Y% O
- color: #efefef;
* q# y7 _6 t9 P4 L* j9 U$ M5 w' g0 U7 _ - font-family: monospace;
# ?/ ~0 g' U+ G: r3 ?/ n - font-size: 16px;; u% U9 e, x* H. O
- opacity: 0;
3 C4 {5 z- Y B$ _ - pointer-events: none;
% X5 i# a q3 n: w `7 ?* `1 j" O - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ a" W7 C/ K. {" @1 E
- opacity: 1;
0 U5 S! f: Q* z - -webkit-transition: all 0.75s ease;
8 {, O. x( }+ T0 ?/ B - 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">9 L8 ~" d6 \# r5 y9 F
- <ul class="nav-items">
6 t8 e6 S. d6 |" M) z) V - <!-- Navigation -->4 U" [! ~1 M: V' P% T
- <li class="nav-item"><a href="#">Home</a></li>
# `: k* _0 C! M - <li class="nav-item"><a href="#">About</a></li>
# X$ F# n2 s+ j0 P - <li class="nav-item"><a href="#">Contact</a></li>
S) }% g0 x) U) R2 z: a - <!-- Dropdown menu -->7 w3 y, I! G8 S1 ?* k; @
- <li class="nav-item nav-item-dropdown">, {/ k" [# k4 W/ [' Z
- <a class="dropdown-trigger" href="#">Settings</a>
1 C4 `. x2 f h$ u1 o5 o8 u - <ul class="dropdown-menu">, e' n7 K! ]! R; O' ^7 d- ]( U
- <li class="dropdown-menu-item">( m, p0 g5 |( w
- <a href="#">Dropdown Item 1</a>
; o. a3 ?( W" N- ]! p - </li>
% b' v5 t6 w* I$ Q+ } - <li class="dropdown-menu-item">
, Z% H+ F, T0 y+ H2 a- l9 e - <a href="#">Dropdown Item 2</a>
0 s3 E( l/ ^! ^9 j - </li>
" e6 F7 k1 i1 w/ m% T+ t5 x: O - <li class="dropdown-menu-item">
8 Y! P# X; y" x6 `5 Q - <a href="#">Dropdown Item 3</a>, B" c7 ~! O/ e; I2 ~
- </li>" z% j8 a3 s3 E& Y( ] A
- </ul>
9 h, Q% R* M( c6 Y4 a6 p. h - </li>
: [/ L3 {$ H4 C" Y; U7 Q! j) I - </ul>7 f+ R9 g, h+ p6 D, G
- </div>
复制代码对应的CSS代码如下: - .nav-container {% P' \# n: ?1 a
- background-color: #fff;0 X6 t2 ^: |0 q3 m6 {$ d- s* h
- border-radius: 4px;
! i2 j1 z& L/ Q& L8 c0 M; u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, |( S. F s* q( m E- r
- padding: 1em;; x' o( m/ c" o
- border: 1px solid #eee;
. }/ o% [: t& Z: p" R; j/ X - display: block;/ }* I2 t ^/ ]/ y) k5 Y R
- max-width: 400px;$ h4 O+ N. _) I/ {0 J
- margin: 0 auto;* S0 E7 z. H% G% Z. }
- text-align: center;
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3 R4 h% v7 R9 X - ul,
1 E7 U! q6 g' z8 A$ t - li {+ U$ _# M% A5 k% ~! N4 b1 R6 h( c
- list-style: none;
9 w( X2 j) v# r+ D# k: J4 t5 v - -webkit-padding-start: 0;' p- U$ l; T7 Q# M/ m
- }
H) `+ M) G- W* f - a {
8 [6 Y' |2 X0 l, `* |* I. c8 R - text-decoration: none;
8 q. C; ~6 t% V" |) m$ k- B - color: #ED3E44;
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- .nav-item {
; {! i6 u, j: N# c5 V - padding: 1em;
, g) A* N. @. c5 b - display: inline;
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- .nav-item-dropdown {% n0 {, x* u6 j
- position: relative;
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4 K, a/ F% ~- D, [4 F - .nav-item-dropdown:hover > .dropdown-menu {
) I2 w* J- f" i' s. h1 A) y6 a2 P - display: block;) w# c+ e& \" o
- opacity: 1;/ y: b( p! V" j
- }
0 O' v% o% ]* {& F6 `" t - .dropdown-trigger {; h. f! j7 M, T, h* L
- position: relative;
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: Y0 d( ~2 p1 f# [! v2 V - .dropdown-trigger:focus + .dropdown-menu {
2 o/ U+ o0 U' H# V - display: block;7 ^. B. C! Z; x( E, F6 T
- opacity: 1;
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- .dropdown-trigger::after {) A O% {! q% W s( v
- content: "›";
- h8 |* O$ V! \% X/ p, R. y1 R - position: absolute;3 Y: @9 ?2 K% I8 A4 n8 r
- color: #ED3E44;! [* q/ {: p( e( A1 e3 U8 o9 C
- font-size: 24px;
0 r! ~7 A# b5 P# k - font-weight: bold;% n, O7 z3 \' F9 G- o
- -webkit-transform: rotate(90deg);" j# G/ W& I) [4 k& g4 X
- transform: rotate(90deg);
- b- j, _! X5 s9 _ - top: -5px;! B. b& {# M: k' I/ }
- right: -15px;
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- .dropdown-menu {
" R# h# V( |; g9 j - background-color: #ED3E44;
/ y" B8 P; K! l' B( f/ v - display: inline-block; p9 Q( S; K# s( x$ ^& ?
- text-align: right;' R3 P4 O" ]2 e1 M
- position: absolute;
$ ~' z7 `6 y% i0 i - top: 2.5rem;. I* ], s) t: S
- right: -10px;
" m8 L H9 b) d7 m2 W& K5 B - display: none;9 V/ l8 m Y2 [
- opacity: 0;4 ]2 K8 l) s+ b( V s- L& P" A
- -webkit-transition: opacity 0.5s ease;( K9 ~+ `2 A9 l; F3 _/ \8 K0 ^/ }
- transition: opacity 0.5s ease;
& d1 h# x3 X4 o8 K( J& r" T - width: 160px;* }! y5 h) g1 I! s
- }' ]. Z# e3 H0 J% o
- .dropdown-menu a {" Z$ Y3 s3 `2 j R5 ?6 f
- color: #fff;& T+ Y9 A+ {) O& a% L/ J9 a* }( K
- }$ k0 @8 D2 z& `8 V& ?* g# b
- .dropdown-menu-item {
( S/ g8 i+ b% n( W( ~6 F - cursor: pointer;) z0 V: U5 W9 W8 z* j! _
- padding: 1em;# n. c. |8 W9 p" Z# \ {& X" f
- text-align: center;( B$ u% ^3 K2 X7 }$ D
- }. G) V5 S* l, M8 V
- .dropdown-menu-item:hover {
1 ]" Z: [% S! L3 @5 u6 U - background-color: #eb272d;
3 L" U% M7 [4 Q4 }, L. R, Q - }
复制代码
+ C4 y/ h) C" A4 O可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. N" X- \7 f D
- <!-- Checkbox toggle -->/ k: g4 C/ f, f+ U. J* G. }
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- n. k- W5 V" E1 u/ M @) e3 T; v5 |. c - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
( X2 c3 `4 v% |" T8 U: w, ~% y - <!-- Content to toggle from www.mfbuluo.com-->2 V% W4 j8 M6 K1 U8 I- ]1 ~) N/ }
- <div role="toggle" class="toggle-content">: q; p" S9 r+ K% U
- BA-NA-NA-NA!
5 u7 A1 p6 J& \/ H' S; A/ s - </div>7 m5 @ G7 b% f3 ~, |9 s: @7 O
- </div>
复制代码CSS代码内容如下: - .toggle {
- |# q" F8 M# d6 e; W - margin: 0 auto;5 z+ z( ]- K# h4 [; ], {
- max-width: 400px;
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- .toggle-label {
( \) n" G% f: l4 p" p; C7 h' a - font-size: 16px;' |; @2 d: v- g, E& M! C
- background: #fff;" W6 v5 u0 {! f! }2 |* D
- padding: 1em;5 y1 U( z3 |2 s+ B* w- Q' D
- cursor: pointer;
) z$ Y( T# C+ ]! [8 m* y( h9 S - display: block;
. ]& \- Q7 `! @) f& e* u - margin: 0 auto 1em;
# g+ Z5 U: d; ~2 k1 W0 j - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); a+ I% i" R% ]! }' M
- border-radius: 4px;
) g/ O* ?/ ?$ s6 M4 w: O - }
5 ~9 K2 ?/ T! y - .toggle-label:after {" [( l# ^; _/ j( u! n# l
- color: #ED3E44;& }5 q" u+ [( k0 \
- content: "+";
J2 w+ ]: V: @- O( o - float: right;0 Q ^! p" x* T) M
- font-weight: bold;) E5 T1 `* b3 e! ?
- }
* z: V( T7 z9 e9 H$ S8 A! k" E; t - .toggle-content {& y9 M3 ?6 y( d/ g: O# T _
- color: #B0B3C2;
: v1 [' t; G" L+ b9 Z; @ - font-family: monospace;7 Q! s( U# U, a+ q, D! H! ~8 } t
- font-size: 16px;
' S. a0 c7 c U; d# ^ - margin-bottom: 1.5em;
) x/ V4 | B( z# _. V2 l: s - padding: 1em;
. L! W- U h1 w$ e7 T+ s - }1 D, `- ~. V, F" e, N! u t
- .toggle-input {
( I7 T: S$ E" R& e+ @% U+ r0 G - display: none;
: [ T* _) J, Z2 x, V - }
2 v/ M1 v3 E1 N+ E4 Z) P5 ` - .toggle-input:not(checked) ~ .toggle-content {
% M/ s' }/ c* Z& r' D) { - display: none;
2 T1 d; U! y8 a+ n5 z% o' u% i1 Z - }0 Z4 W1 u3 I5 Y" a' m
- .toggle-input:checked ~ .toggle-content {
" J# D) {) m H0 ?9 b - display: block;9 r1 n" x" X |; ?, k% q: J
- }
# c4 ^: y' ?( P - .toggle-input:checked ~ .toggle-label:after {
) C8 F y& \8 n6 @0 y - content: "-";: u3 o/ {- l$ X9 V
- }
复制代码 / c/ [+ g; B* a/ v, V$ [
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