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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!">9 l$ Q. Y3 @) t; x* K
- Label for your tooltip
2 e+ m) c. S6 s! [, k - </span>
复制代码CSS代码: - .tooltip-toggle {
* C. L2 V# T/ P - cursor: pointer;
7 @% ^" p! Z# |8 Q - position: relative;
% W H: {9 x1 W - }
$ P9 D4 f: U( G$ x - .tooltip-toggle svg {: q% x' d7 h7 O3 ]# F0 C( k5 v+ p
- height: 18px;$ U: k( q6 G+ v1 S. U% q/ k
- width: 18px;
, p7 Y4 j5 p+ O; [, j" k0 t - padding-right: 0.5rem;# O! A/ m1 A2 f3 B p* \
- }
: S k# J, t0 G5 |' a- O) p - .tooltip-toggle::before {' l# C! T: i. ^
- position: absolute;
- N$ o2 S+ g& U% S) h. v3 ~0 ? - top: -80px;0 Z2 t$ @2 H* v; X5 L' V
- left: -80px;8 x; f) u- f& c$ a' m+ n
- background-color: #2B222A;
* D U& k' `) ^& F - border-radius: 5px;/ B: o- K0 p X0 {
- color: #fff;
4 J' [ a( J/ o - content: attr(data-tooltip);
5 I& U2 k v* O6 l) a! I, \ - padding: 1rem;
$ Y8 R2 B7 i+ T! o4 i0 ^3 ?& p& a - text-transform: none;( _! R5 w/ y$ z3 |8 v
- -webkit-transition: all 0.5s ease;3 ]7 I- z& O+ d5 t; m9 f
- transition: all 0.5s ease;
6 j. o; W8 x w0 J$ f3 e& x+ v4 s - width: 160px;
! y) i3 \: R% H+ x2 N - }
/ T n+ J2 t$ C& d1 u* s5 j. q {8 I - .tooltip-toggle::after {
f3 Q; m( A2 ^8 g - position: absolute;
9 P4 h1 H e5 e$ [ - top: -12px;
4 l; y* T+ E: P - left: 9px;. v& d$ W) j7 S' o7 \# X/ m2 u( W
- border-left: 5px solid transparent;
6 F- b7 L! W) ? - border-right: 5px solid transparent;! y5 c6 ?4 H) m7 R! T( i
- border-top: 5px solid #2B222A;6 {/ c' B1 K5 d o3 H
- content: " ";6 Y, ?" e. Z {- l% q
- font-size: 0;
+ A. o# h# O6 `7 P - line-height: 0;1 i' b0 e; r( r/ A- s
- margin-left: -5px;' Z/ v" {8 C s1 f2 @( k7 M
- width: 0;6 y( M' b5 @& U E
- }4 n- W" u3 B. Z, _
- .tooltip-toggle::before, .tooltip-toggle::after {
" l# Z- G4 \0 d - color: #efefef;
4 ~" Y% P9 h, s* x - font-family: monospace;+ K2 o5 r |4 v- n5 D1 a
- font-size: 16px;
, k \7 ]+ [) S - opacity: 0;
/ K! x) S5 O5 @4 R, ] - pointer-events: none;
! z3 s3 j: l' s/ F - text-align: center;# _8 o. X7 ^+ { i4 B) R
- }
$ o" c' g+ i# ~8 W - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 `# x- m1 L, O; y: k8 Q1 k
- opacity: 1;
" {+ N/ Z) z1 _) d9 R8 F - -webkit-transition: all 0.75s ease;
/ C, ?5 v( G, Z$ ?2 ~+ p7 Y - transition: all 0.75s ease;
k! J* x) G) Q2 M) O6 ?, k8 h8 h - }
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 G9 a% V/ ?3 U" Z7 @$ B; ?7 Y
- <ul class="nav-items">( P0 Y+ _. z9 a' `- c
- <!-- Navigation -->% j4 N; G, z; M8 A, l
- <li class="nav-item"><a href="#">Home</a></li>+ [: B+ P( P1 }( w; M; ~
- <li class="nav-item"><a href="#">About</a></li>
$ ?2 L) |0 I( g, u1 {6 |& \ - <li class="nav-item"><a href="#">Contact</a></li>3 W/ y( { U& a, \& Q7 v
- <!-- Dropdown menu -->
0 i6 w: i1 V, n8 b X' Y* n - <li class="nav-item nav-item-dropdown">
) L+ ~4 l9 d3 ] y2 d* I - <a class="dropdown-trigger" href="#">Settings</a>" @5 u9 g; Z$ m7 F9 a! e2 S
- <ul class="dropdown-menu">' V0 V$ R. f+ { }3 ^1 i3 J/ S
- <li class="dropdown-menu-item">
1 Y6 Y' b; B9 ^% o; a - <a href="#">Dropdown Item 1</a>
+ l8 f' s; B I, n - </li>
' m+ u' ?: C9 f8 d( c' y- _+ H! Q& ? - <li class="dropdown-menu-item">
]1 J0 P( I6 s% A$ g+ L& B6 s - <a href="#">Dropdown Item 2</a>$ v# |* n3 v/ C. V* ]% n* |
- </li>
: ]9 K: C' i( ~8 X# x - <li class="dropdown-menu-item">
' j. v3 }( `& z; v) z: ~ - <a href="#">Dropdown Item 3</a>& Y1 p2 ^: W* ~5 B
- </li>
8 P7 f" P+ j1 ] - </ul>4 t: P' M! C7 y5 T- T* u
- </li>( p4 ]* m$ ^* ~( u7 n$ }* S2 }6 s/ k+ }
- </ul>
: q5 X' W9 E- {7 s3 a5 L* O- M - </div>
复制代码对应的CSS代码如下: - .nav-container {
! D8 Z! T( }% K! J: o7 ] - background-color: #fff;7 E, Q$ Q- D8 J- P, q
- border-radius: 4px;" ^4 p% t a& ~& Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
o/ r% H7 u, {! {# \ - padding: 1em;3 D, `7 I# e* L2 ?! ~! ~ X
- border: 1px solid #eee;
. D- |% n( Y# Z; W - display: block;
. A4 ~' n7 s3 l# { - max-width: 400px;+ Z: G/ [% @+ r. @. d
- margin: 0 auto;' z c/ g* V/ [% P/ V J
- text-align: center;. K0 B5 A* b3 s4 @7 e& f* ?
- }
/ U+ ~7 V9 z: s. \ - ul,
& }' K" e/ B/ k - li {
; m" N& Y: i: t" {" j1 k9 {% O - list-style: none;
5 J, }# _/ k) I7 Q4 A - -webkit-padding-start: 0;
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* \. W( D2 a; P) g4 V - text-decoration: none; V6 W) V+ z" t3 }. |5 x
- color: #ED3E44;
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- .nav-item {
, ^/ J. z& g' \2 s3 v - padding: 1em;& p) P% x3 H4 b$ i9 M
- display: inline;* n F6 w" v# D$ o
- }
2 @9 N. F0 P) Q( Q1 J - .nav-item-dropdown {
- K9 X$ f' w: K5 C/ N6 \8 B: c - position: relative;; G7 W* v* Q$ r* x# e+ D, \
- }; R; t$ [7 @ H, U
- .nav-item-dropdown:hover > .dropdown-menu {
. d( y0 v# s2 v d' @/ `( S* L! [ - display: block;1 @) W3 n" ^# k. ?6 g
- opacity: 1;
- }' ?$ z+ E' R4 N: x9 [ - }
7 v; P! G. W' H, V \: b - .dropdown-trigger {
. Q$ o& O! H1 h8 [! E7 y* } - position: relative;. s" _! K; q7 r) ~
- }
: R4 z2 }: i7 ]2 l3 f: z2 l - .dropdown-trigger:focus + .dropdown-menu {
7 r+ s Y8 x0 D/ M - display: block;
& t/ @+ |/ N5 e( [ - opacity: 1;
0 E8 F9 `3 ]% l - }
! e# i- t5 t+ ~1 ^ - .dropdown-trigger::after {; Q; @" W( T" Z( `' A9 \" w
- content: "›";
8 |( N% H* A4 C - position: absolute;& ?( ^8 a; s# u" }( b& o
- color: #ED3E44;; f6 n0 w/ Q6 G: f4 e
- font-size: 24px;! T) g1 l3 d# N
- font-weight: bold;
- n1 q1 {6 l1 N! x/ y/ ~ - -webkit-transform: rotate(90deg);
7 G( s. g$ ^1 G- ?- s v$ y - transform: rotate(90deg);
- v" a; q+ o" z; [- \! c( D - top: -5px;
* ?) C" `/ n5 J y2 T/ x8 I% U - right: -15px;
6 N6 d: |( e( M/ A" H" Q, `# }+ U - }: O1 ^: z* y4 m( e
- .dropdown-menu {
# h& m: ~! ^( r* _# N/ } - background-color: #ED3E44;
! V) Z" @* l2 ^7 L# |% c - display: inline-block;! X* \( l+ t. x' b! o! B
- text-align: right;, X6 a8 Q- g# n8 \9 F4 a4 I
- position: absolute;
0 M- j$ V: I- Q* g - top: 2.5rem;4 R% K" A6 i' t+ s
- right: -10px;9 m9 V6 }. \- m# Z6 L: t
- display: none;
6 g: {1 ?2 @4 B1 g3 r - opacity: 0;
: x8 B8 y& M, y - -webkit-transition: opacity 0.5s ease;- g. ~0 N# `+ P6 z3 i
- transition: opacity 0.5s ease;
6 Z' b, {9 W' f - width: 160px;. Y+ u; t" G6 G$ _+ Q
- }$ x; K9 l! R) e4 I' H
- .dropdown-menu a {/ Z. e6 b! \7 G9 ~& K: ]% e' o
- color: #fff;
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- .dropdown-menu-item {, A" g6 U: w" f2 t) C8 @
- cursor: pointer;. G7 ^2 ~7 [/ f5 g0 R! R$ m# o' m
- padding: 1em;
$ L1 v. z" V8 l - text-align: center;
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- .dropdown-menu-item:hover {' P: q- a3 r5 j+ H3 ?1 p( s0 w# X m
- background-color: #eb272d;
1 Q. d2 l$ Q. E: R+ \8 h - }
复制代码 6 M: a, h2 [+ Z- ~3 f/ e' O
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
8 a g+ B6 Y8 u+ I+ t( y# @ - <!-- Checkbox toggle -->
9 ^0 d$ @! C% B+ n. F7 { - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
5 ~ R. e0 R9 @, T" A( Y2 J - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
c2 m* C2 O+ J: @, s - <!-- Content to toggle from www.mfbuluo.com-->
( D) A4 S# b% b6 e( V7 i* B$ b - <div role="toggle" class="toggle-content">9 i8 }) |$ P4 u' G0 B8 ]
- BA-NA-NA-NA!
/ }# W/ d* U3 f$ G - </div>
c+ ^: X& a- P: M- g( j- C1 K - </div>
复制代码CSS代码内容如下: - .toggle {, k- U) i4 B9 ]/ }& }5 K
- margin: 0 auto;/ h& M; l# o4 Z3 a0 l
- max-width: 400px;( s0 h d0 @. E! Q$ f
- }% I& N) p2 V% O/ E
- .toggle-label {. ]1 L( s! T- K8 D( b
- font-size: 16px;
/ c5 @1 C: s2 }; L - background: #fff; r% C6 ]7 K; w+ G' V
- padding: 1em;1 Z$ h& g8 e- H2 }% \
- cursor: pointer;
' G5 t" v+ V6 J4 g - display: block;
* A; e' T4 C* p6 x! k; Z - margin: 0 auto 1em;# E; k" P* O2 [$ x
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ X) [2 P1 ~. m; ?: s2 [) y. @/ L. W - border-radius: 4px;
; {5 U* ~ `, o7 c; i - }
0 L, D9 ~' o6 G7 W% N Z) O- }2 m - .toggle-label:after {9 W( m4 Q" v1 O. V
- color: #ED3E44;: j! l7 z. J8 Q+ \
- content: "+";7 W8 O" }9 v8 K/ r7 y$ y" G5 Q
- float: right;
; C! L P% q5 ~8 ]& E/ l7 B) u - font-weight: bold;
9 G* L7 F* b7 t$ f h7 h - }
H# l/ v) l/ z - .toggle-content {
! }2 T% F, {3 f* Y5 S: h* r4 n' c - color: #B0B3C2;
1 X) l2 b) H$ k, E - font-family: monospace;
8 M$ p, k6 D$ p/ r - font-size: 16px;$ [5 W: b$ {& I4 b' u. @
- margin-bottom: 1.5em;
( ?. u# M# d# Q - padding: 1em;9 \7 Y, o' c5 K; y% h7 s6 _
- }
. `* }8 V. p, M - .toggle-input {- e$ s4 j1 @! `) D- F
- display: none;# P1 E6 W: W! R2 M/ v9 Z/ L& [6 @
- }
K5 z3 m7 \, y: p5 \& v - .toggle-input:not(checked) ~ .toggle-content {( u2 m$ Q6 H( F
- display: none;
! P( ]3 N2 J: z - }/ |+ X, d6 {- S/ T5 p9 b* s
- .toggle-input:checked ~ .toggle-content {
$ S8 L' ]3 S( e! ~ - display: block;4 H3 e8 Z. a3 |/ s' Z3 \
- }9 O% W2 H% z3 F+ d
- .toggle-input:checked ~ .toggle-label:after {8 K/ Q3 |) t& C* k; d
- content: "-";: r% Z3 @" Y5 h |8 M T
- }
复制代码 7 c1 h2 y2 p2 q& d
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