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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!">
- B3 f; c" O) C) ] - Label for your tooltip* p9 k C* @% N( D) @, H* z
- </span>
复制代码CSS代码: - .tooltip-toggle {
! n+ l; d. a3 w! i/ E1 m - cursor: pointer;
8 K& x7 y" {+ |$ C3 X - position: relative;/ v( Y; b) Z3 t/ u3 L7 O: p
- }9 V# M2 L0 E+ f2 L1 Q# b
- .tooltip-toggle svg {4 K( d, E( a0 e7 t: g2 E- r
- height: 18px;
4 W8 H7 @$ ~# R: B) i6 |4 J$ [ - width: 18px;
- H1 ? x) o# s/ i, | a - padding-right: 0.5rem;2 o5 t) S, \2 f6 x! ]; M% V( a9 S
- }
, O. k7 D6 E/ W& W% B" b - .tooltip-toggle::before {* Y3 ]4 n: \: M6 V. g8 K
- position: absolute;1 o2 ]* o+ ]9 Q) n% P
- top: -80px;$ v6 k* r, ~$ J0 b" N4 P5 j
- left: -80px;
( i$ U5 a3 \: M' F: {" Z# i) P - background-color: #2B222A;
4 J, g6 w3 t" B8 b) D* l! ?1 m$ L V - border-radius: 5px;
; Y! }, T* u: ~ - color: #fff;* y! e# Y/ v4 q0 m% L3 h! e
- content: attr(data-tooltip);
+ }) A& l$ `* N6 }6 S - padding: 1rem;
/ G% P' v- n# a+ M( t' D - text-transform: none;
# {3 I3 e$ N" y0 O - -webkit-transition: all 0.5s ease;
, N& |4 |. z u - transition: all 0.5s ease;' {/ B. |1 o( t* U
- width: 160px;+ L. X6 A3 g; M
- }
5 M M, b- Y- [+ g, T4 Z: u - .tooltip-toggle::after {3 z. Z4 k2 T3 G
- position: absolute;) @8 U5 e. E, I: A( Z ?8 e
- top: -12px;
9 r- K7 S9 h; N6 X - left: 9px;* {! F6 |, e g2 v
- border-left: 5px solid transparent;# b+ N" v' K- n& e
- border-right: 5px solid transparent;) s) s& K2 e0 y
- border-top: 5px solid #2B222A;& f( d- U8 v- s2 n
- content: " ";
& t9 `& S; E5 |6 \8 \ - font-size: 0;
4 B2 k2 o; B" m y+ p - line-height: 0;' k& y! @8 f ~5 ]7 M
- margin-left: -5px;( N1 b3 O# a2 d3 e; r4 v2 Z
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {4 ?; ]" t' X$ ?* ?
- color: #efefef;
/ F# g- t- s! S! l' M1 r7 ~ - font-family: monospace;
9 i1 G8 c( P: t - font-size: 16px;
! A! G9 {% P. s0 e* m$ q& o5 ]* V6 p - opacity: 0;5 N) ~' I- b4 o) i$ F- F+ [# D
- pointer-events: none;/ j* `- {; }" Q7 L
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
1 E; @: {, L) Q4 q9 [. f - opacity: 1;
5 s+ X E7 }% z+ [* S, P* A: s - -webkit-transition: all 0.75s ease;
7 ^) C I; _3 r) F, i0 z - transition: all 0.75s ease;
* R8 D& s: I3 \ - }
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">
" b7 v! G1 p5 b5 R2 e/ W0 ? - <ul class="nav-items">
9 m* ^3 Y( c" o, l - <!-- Navigation -->
5 b7 S! a3 {/ u. j - <li class="nav-item"><a href="#">Home</a></li>
. _2 F6 q% N c3 b% o - <li class="nav-item"><a href="#">About</a></li>. U) Q' j# W( a# B
- <li class="nav-item"><a href="#">Contact</a></li>0 X* `3 f& e1 z8 u) z4 V$ h
- <!-- Dropdown menu -->
2 J/ H% c- Z* B( J3 j3 M* l) R$ F% Z. G - <li class="nav-item nav-item-dropdown">
6 n3 @* y, S) _+ E$ H - <a class="dropdown-trigger" href="#">Settings</a>. I+ D/ b d8 c9 o; W, f
- <ul class="dropdown-menu">7 `4 z( _7 [. v" o q% b6 ]- d' N
- <li class="dropdown-menu-item">/ P4 a. U' X5 R# c2 b1 L. ~# t s( d4 O
- <a href="#">Dropdown Item 1</a># T/ V: y$ x; o: ^( u3 @. u
- </li>2 m5 Z3 N9 i ^$ P+ y
- <li class="dropdown-menu-item">
/ s6 M7 |! s1 U! x9 s, ?4 Q - <a href="#">Dropdown Item 2</a>
* S( b* K, J, g# m6 E) u - </li>
. R" V% n! t7 V: x3 Q/ L) E - <li class="dropdown-menu-item">
4 D4 \" C6 T, R- p" s# J - <a href="#">Dropdown Item 3</a>
- I* H3 \ g9 D i; |1 F- {% C - </li>
0 K7 _; M \0 ]+ J J9 T ^ - </ul>
: W: D) S2 [/ Y8 r8 i4 t4 Q1 q - </li> Y! {$ s4 X# m1 W+ k* w
- </ul># t1 A& P% [. l' `; z3 ~, P% k
- </div>
复制代码对应的CSS代码如下: - .nav-container {
+ c4 ?' }7 i6 J0 w* x, \ - background-color: #fff;/ c' c0 J6 i: i9 d+ A7 p
- border-radius: 4px;0 {; j" y. r# C# ?+ ^- j8 x5 F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 s" J" @6 P# `3 z- f) A
- padding: 1em;
1 D* |: Q1 Q7 {, s8 E# r7 J - border: 1px solid #eee;
! ~5 A0 ^1 ~5 }: S3 J9 [7 L+ a - display: block;
8 r- r* U1 t; P( ? - max-width: 400px;0 k5 }, w, W3 h. F
- margin: 0 auto;2 X0 w4 _- U) Z! i7 T: ~( l3 E$ Z
- text-align: center;. T. a$ ]8 f2 D6 M
- }
+ K4 b& y B0 I) F0 W1 j - ul,' r' j- `7 ?' ^3 j( b; T
- li {
2 I0 v: N" w/ x. i: a/ J - list-style: none;
0 A* G0 q& P% F0 @2 \ - -webkit-padding-start: 0;
* P8 J4 q9 D# K - }
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- text-decoration: none;
7 m7 Y$ W+ k6 }1 C' ^9 i5 m" X - color: #ED3E44;
5 X2 V. f+ k6 ]9 Y0 I7 F8 j - }
" z$ w4 R6 U8 S. G - .nav-item {
) s c' q1 [' f1 y' G$ X9 C - padding: 1em;7 B' e0 f; @- R
- display: inline;
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# B7 ^9 S2 i; n R - .nav-item-dropdown {
! q: y1 `8 A) S C; W - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {0 J4 [) F' w$ a! m- ~
- display: block;
& x& L% y+ D% F! Y+ p8 v0 I" }7 t - opacity: 1;
9 B1 `+ }7 I% D - }
$ _6 Y) N. ?% r9 P. W - .dropdown-trigger {
, g1 {8 N* h( {9 m& b- ?. L* T - position: relative;8 G! |- h7 t5 Z3 {
- }+ z: {+ O6 {; p( T* X1 b" c
- .dropdown-trigger:focus + .dropdown-menu {! z6 B7 q) e( t. s% }
- display: block;
. J: A( n5 W- e6 x3 `* H5 [ - opacity: 1;6 t+ G7 A4 d7 C+ `
- }
! c5 u3 q' z/ ]6 i; S- o) C; [ - .dropdown-trigger::after {
8 d4 x/ A* I6 d( G7 \7 X9 }: E - content: "›";+ c1 V3 [4 D( U: V
- position: absolute;
- U4 |& Z/ t2 {+ ^% T - color: #ED3E44;* j: T4 S+ H! l% w+ n
- font-size: 24px;
- T9 C; C9 ~& C6 z0 e - font-weight: bold;
6 w" o8 W% G/ q: W( B - -webkit-transform: rotate(90deg);; O! A2 f% Y% K! M5 Z
- transform: rotate(90deg);
0 `0 p- K- b5 r% p - top: -5px;
& l' r: v: f5 E' h - right: -15px;: u6 z: s) ^" |. W% J7 h1 k8 m
- }' X. H7 j3 i/ c# b9 S1 L
- .dropdown-menu {1 d: }. R K7 K, J( N. K5 G
- background-color: #ED3E44;' ^7 x, z0 w5 E1 {$ @
- display: inline-block;
# |+ d7 `/ X+ D - text-align: right;+ w: g) c& e; g3 W \# I' z
- position: absolute;
% O9 R* K- k8 V( R$ q - top: 2.5rem;
/ b1 F: l& S @: M% o. ^ - right: -10px;) z D1 C# h5 L5 e
- display: none;2 J" }* s$ F. v
- opacity: 0;! T1 L% S. g' q; O
- -webkit-transition: opacity 0.5s ease;+ A' F ]6 s+ T7 w% p
- transition: opacity 0.5s ease;
L/ Q9 H* k" v - width: 160px;
" W! o9 ]; V" l - }
% O/ y1 s! H) f3 Z - .dropdown-menu a {7 `+ }' r+ M: a1 H7 N, M. N! }
- color: #fff;2 Z/ y C0 }, K! |" {( S1 Z( p% _
- }
8 L$ l. ]% o9 Z2 S5 b* W" d - .dropdown-menu-item {8 b# A0 u2 G3 E6 Z% u% o" W
- cursor: pointer;
4 N- R# o$ R+ n: V - padding: 1em;
8 y- _- U$ i1 M" t6 c% C - text-align: center;! a, |; Q" d* v8 T' v# z2 U
- } `9 X, @" C0 S( W
- .dropdown-menu-item:hover {
' \3 o |: E# Y, |! a3 y - background-color: #eb272d;
* s5 W8 `/ t# z3 {9 z) h+ k/ P - }
复制代码
5 B$ M* W& R. I6 d可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
) ]6 i( |% [$ i$ \4 e3 D0 g# q; [ - <!-- Checkbox toggle -->
; ?# b7 o8 n% m, ^8 g3 t - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
7 D0 E: a" ~$ r! D; R' r - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) ^0 D: V4 w- ~8 m
- <!-- Content to toggle from www.mfbuluo.com-->4 Z, K$ W/ o. ^- U7 k' A
- <div role="toggle" class="toggle-content">5 j/ @' w( H9 V7 T
- BA-NA-NA-NA!
5 y5 b' p, P1 W* s - </div>6 e3 R6 K+ _% R' W4 z/ U; ?% i
- </div>
复制代码CSS代码内容如下: - .toggle {
# {: m3 Y6 {: y b/ |/ _# K - margin: 0 auto;! |/ N1 c3 B" R5 C* j3 _# @) }" S
- max-width: 400px;
3 p5 z5 a+ q0 w - }2 i$ G+ I2 \% h$ l* W a5 j
- .toggle-label {
5 y+ X {4 S, } \8 f7 Z5 K - font-size: 16px;
9 `" F* `4 W) q% ^ - background: #fff;
0 {" a6 k2 K1 E+ n - padding: 1em;) {/ D5 ?1 Y' T7 n4 }& e. E# ?
- cursor: pointer;
% B/ q* [. ^3 u0 C8 f7 b - display: block;
1 D) ?2 S1 N' C9 }% N& F. i( i - margin: 0 auto 1em;0 Y; a% M# _' X; W+ `3 t! g' _
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% U1 R% Y7 N4 m - border-radius: 4px;
Q1 S4 A% z# _6 e - }
( A7 D' Q" `" M - .toggle-label:after {$ `% U/ G8 y0 I, t1 D
- color: #ED3E44;+ s7 j7 V9 k6 L k
- content: "+";5 k: C; E6 y' A4 ]
- float: right;
# p2 h$ f1 h& P6 N1 G$ @$ Q - font-weight: bold;
t5 P$ g: j5 |) y" F - }7 U5 |1 d/ B" M& W/ J9 t& F
- .toggle-content {
, ~" n# \1 h7 A9 K - color: #B0B3C2;
8 @% `- a# v2 M5 Y" W8 n - font-family: monospace;
5 t" d' c- `8 D: C8 s9 ~ - font-size: 16px;) e: _) p; i+ ^6 o; R7 s& `) V/ H: l
- margin-bottom: 1.5em;
8 e' b8 q I: ~& ~ - padding: 1em;( C3 P" W. c& N8 h6 k4 j7 D/ u) f8 i. X
- }9 F* F. s2 g( ^/ y- E
- .toggle-input {
v/ L: J+ v* ]& s5 F - display: none;
5 q& A% E& x2 s: A- T% f - }3 I1 D4 E3 p( k* a
- .toggle-input:not(checked) ~ .toggle-content {
& K& _6 d) f( {1 F& n - display: none;
- U3 h' D y$ X( f$ {2 L; d: F. G - }
- K' L$ [+ L R7 h& T - .toggle-input:checked ~ .toggle-content {
. S/ x# @* V R: y1 ]* U - display: block;$ f* I2 N+ x2 j8 O6 a! x! M. D
- }7 x" ~3 b* n4 i& {6 s
- .toggle-input:checked ~ .toggle-label:after {
+ }' U: b- \$ [; N - content: "-";
% W2 T/ t; \1 d+ Y s4 X( z q: @* ^: H - }
复制代码 # w' a; }5 v& k# v
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