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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!">! v M7 O0 v) G# E1 ?
- Label for your tooltip
! k# M2 F; N# T$ i' ^ - </span>
复制代码CSS代码: - .tooltip-toggle { U: u2 v- h3 q% @5 g- P8 b7 t
- cursor: pointer;
; k A& ~+ o) A$ q - position: relative;3 U4 m2 ~7 }1 P% M0 T
- }
' W+ l; d G! B: ?7 n! h - .tooltip-toggle svg {. u5 Z: X6 r4 y! R W% {# q+ d
- height: 18px;) h# z+ `3 H, s2 n0 T8 z
- width: 18px;
+ \. t& U6 J$ q - padding-right: 0.5rem;6 v9 H: V' u. b9 X$ O0 ]
- }
$ {% V6 D) f% P3 J Y - .tooltip-toggle::before { D( K( H: g9 @$ Y
- position: absolute;
5 G8 S- a+ k4 C7 w3 t2 _% U- h - top: -80px;1 {3 A4 ^# o* {8 I" m: a% E
- left: -80px;
& V- [& e) [8 B5 [ - background-color: #2B222A;
& }# l3 ]- ~- h. }' S7 n - border-radius: 5px;
, \- _) W; F. T$ [ - color: #fff;" W5 I/ m$ v" Z# R8 A
- content: attr(data-tooltip);: v7 _4 ^# B( G2 m! ^7 `: x
- padding: 1rem;6 Q, v+ `7 U' ~, I# |. j8 ]$ y
- text-transform: none;( n1 E5 s' ~+ S; l9 @3 [1 r
- -webkit-transition: all 0.5s ease;
* c1 \: F6 n8 A' a - transition: all 0.5s ease;, Z" p9 ?8 Q3 E+ n6 D( \
- width: 160px;
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- .tooltip-toggle::after {
# S) D) |) f+ ^% p( \ - position: absolute;4 a4 m. T$ J5 H: B4 v! h# q. p; W
- top: -12px;
4 Y% P+ D* e- P8 _$ p - left: 9px;
4 a7 e6 d( l% g! s - border-left: 5px solid transparent;
0 [+ c" S& t- S s I - border-right: 5px solid transparent;7 F- e( h+ w- x, x4 i2 P" y" _7 {
- border-top: 5px solid #2B222A;
. z" P# o. k+ b+ Z, w, q5 p - content: " ";
3 X9 _ ^& c0 a% s. t - font-size: 0;* X/ R% `# e* e: B
- line-height: 0;
0 j4 \( C! k) v! Y - margin-left: -5px;
: L% m; t$ G( `/ O - width: 0;
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4 ]4 V* H& I1 f3 J7 ^ - .tooltip-toggle::before, .tooltip-toggle::after {! E; O: V; ^' i n) }7 l
- color: #efefef;4 \7 T6 l+ N9 E
- font-family: monospace;3 v5 L7 E6 Y$ M w
- font-size: 16px;
/ P+ { a; F" @3 g/ O& C" q, p - opacity: 0;) S/ ~# r5 R1 {
- pointer-events: none;
9 W- h5 h u' J$ v5 x - text-align: center;
: t" g' v, S" l - }
% [1 K6 f9 J: j - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 R/ ^. y: i' R
- opacity: 1;5 g' W, d5 N6 o: d( g0 t! v
- -webkit-transition: all 0.75s ease;0 Y) R0 [% Z3 R) z6 k7 A" p4 ?/ n( A
- transition: all 0.75s ease;0 R* ^! x1 p/ t1 A# B6 c
- }
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">
/ d2 U& j) r0 k9 V% _7 u - <ul class="nav-items">
; |9 B( s6 X6 x! O9 Y9 O0 s2 q" G2 h2 X - <!-- Navigation -->$ L ~) q2 g+ F3 T
- <li class="nav-item"><a href="#">Home</a></li>
5 ~$ |4 ?. J0 Y& g) N! I - <li class="nav-item"><a href="#">About</a></li>
, Q! ?. ~+ Z V1 ~ - <li class="nav-item"><a href="#">Contact</a></li>- b D2 p# P0 A7 i# I
- <!-- Dropdown menu -->
% @" s1 ]/ t6 A1 f - <li class="nav-item nav-item-dropdown">6 N9 I1 @) p2 o2 Z/ V6 C k
- <a class="dropdown-trigger" href="#">Settings</a>
8 ?% U" d: [( y& [+ H - <ul class="dropdown-menu">
# W' D" V% Y% ]! z* k - <li class="dropdown-menu-item">
7 i% ?2 b0 G* \ z - <a href="#">Dropdown Item 1</a>
: [* @: T1 j7 g% f" d! h - </li>+ _6 H9 x4 k- J! [- K4 {, I: s
- <li class="dropdown-menu-item">
. F, _5 a( ?( s - <a href="#">Dropdown Item 2</a>
) K0 \, i2 Q% @1 t/ ~( ] - </li>
# C( i# C$ J; h) {- J% U - <li class="dropdown-menu-item">
8 R7 @$ l/ ] [' p0 }, B* i2 `9 c# Q - <a href="#">Dropdown Item 3</a>5 X4 P- v2 r, \
- </li>
0 T. R5 r8 l; V1 j6 V! A - </ul>
# M# O" R O6 j3 s' \5 K9 Y' Y - </li>
% O: b# }" r \! t6 ~3 { - </ul>; ?; o5 _8 l0 o, j
- </div>
复制代码对应的CSS代码如下: - .nav-container {
. \- V) @ R$ G - background-color: #fff;
" b3 }8 [; N1 b7 | - border-radius: 4px;
$ i. }% ^! h/ u6 A - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" ~% L4 b5 }. O: F) Z; f! r* E
- padding: 1em;8 y/ ~! _4 y# C( n; @3 f& W& k5 O* d2 }
- border: 1px solid #eee;6 c$ z$ G/ r' T! x* P
- display: block;7 M3 L+ b5 O- T; }) t% l
- max-width: 400px;% z: Q! ]6 @+ A' T% y( H- |9 F# t
- margin: 0 auto;
9 H; x5 g1 b4 A" z9 I7 t5 I( A - text-align: center;
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- li {
( y- b, U' `6 ^. Y. A5 r3 k - list-style: none;- g' l" e7 j- Z* K& ?- y# H' U2 s
- -webkit-padding-start: 0;, e5 D, V% q" A4 q! w
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- text-decoration: none;1 L- V( u% @1 e8 I% m& g! x& l
- color: #ED3E44;$ Z/ e4 |1 I% h) y% u! s/ d9 T/ h
- }
+ q9 T, Q, G- D$ x2 ] - .nav-item {
% c, q8 w6 U3 k# f - padding: 1em;
# E8 `5 D# h [, k* G3 q - display: inline;
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- .nav-item-dropdown {
5 J: [9 Z& v$ B3 J - position: relative;# G/ p+ W+ o6 ^: @( d
- }
' `5 `" [- w6 W - .nav-item-dropdown:hover > .dropdown-menu {% t) Z9 W# v6 d
- display: block;
, e' R& |2 g( H+ \' c A - opacity: 1;
m, m" |& [7 P; G4 m, U7 I0 Z - }
% S3 t- k5 j7 ~6 V( c6 x - .dropdown-trigger {
: H% v+ D4 n" L t - position: relative;# N2 J: G/ t. t4 P9 \) u; C* T! L: B4 T
- }
. g* |3 P" M0 D( h+ j - .dropdown-trigger:focus + .dropdown-menu {+ ^$ ^3 \( ?+ O6 O! n u" _& `
- display: block;
% d3 A( N( ]3 S/ s! s7 |! h - opacity: 1;
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- .dropdown-trigger::after {
; {0 T' \" u$ c! _; J% s - content: "›";
/ j1 J" c3 N3 m - position: absolute;
5 l& n- q8 h. R2 |' n; f - color: #ED3E44;
! |% F" J5 B# j* k( _" h: ] - font-size: 24px;
1 s5 z$ a/ k! N7 t5 Z7 |- F - font-weight: bold;
5 ~' J2 ~/ P) ^% ^0 Q2 V$ P& D" S - -webkit-transform: rotate(90deg);% _; s4 G& B( A' R- R+ k9 `8 a
- transform: rotate(90deg);- T0 t$ y: M2 ?) y
- top: -5px;
& i+ f, i0 z; b& T+ t: a/ Z - right: -15px;
- N& l7 K. k2 d, k - }
+ `& }* H7 q1 Q: B3 U2 O - .dropdown-menu {
. m. B7 O- A1 s9 T1 ~/ i& R* H/ G$ C - background-color: #ED3E44;
: j7 s* ?: r3 p T% j1 k - display: inline-block;( k, j( |( T" ?/ e/ f4 F0 `/ f
- text-align: right;! E7 b4 {7 V w- q
- position: absolute;7 P7 Q& e/ L" n3 M m. k7 a( O' ~
- top: 2.5rem;
9 _3 n' |- P- ]6 m, W- H2 f2 K9 Q) W Q - right: -10px;
! D; q2 W4 [& D8 s" P- p - display: none;7 d9 g! g# K% L. x
- opacity: 0;
7 f4 {) E6 m( G4 ^& a2 g' L% n6 w1 k3 k; r - -webkit-transition: opacity 0.5s ease;
% s8 w/ [# I. o) S - transition: opacity 0.5s ease;
: \& t7 N ^- X$ T - width: 160px;4 m1 |0 U& R5 P% w
- }7 p6 G; b0 B. h" a; A* _( [; A9 i2 t
- .dropdown-menu a {
, ], M5 [; W% O$ X: y! B% {7 K* y - color: #fff;
- Y$ S4 o6 w1 a - }+ c% N, O; k+ Q0 R$ p$ K7 x* |* e& T! ^
- .dropdown-menu-item {
/ k6 F! ]# _" ~ - cursor: pointer;6 f% F8 W* }& [. Y( ]9 D2 v
- padding: 1em;
/ v% a9 `: f0 \2 R2 S - text-align: center;
0 L8 s' C& W: ~" s' j- u$ j. ] - }7 d. b, r5 [' t' p! [: t* I0 }
- .dropdown-menu-item:hover {
) V' B2 T) i( e( R2 r9 j; b D - background-color: #eb272d;, k& v ]9 f6 }8 U! l+ c1 K
- }
复制代码
9 V0 V- P( x. A3 m可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 {) L9 ^' I! i2 \* w- O
- <!-- Checkbox toggle -->
1 t7 J' X4 t# ]2 d0 e# a' R, E - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
/ q, b8 M. H! E* b/ E3 ?' n - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>7 ^' l2 R( G% L
- <!-- Content to toggle from www.mfbuluo.com--># y" N4 p/ D& @. i" a3 g; {
- <div role="toggle" class="toggle-content">
4 b3 H, U0 b9 A+ P! B& f" a - BA-NA-NA-NA!3 U, z X( c) ~4 U+ S6 Y
- </div># Q9 x* h( n# R) J e$ d
- </div>
复制代码CSS代码内容如下: - .toggle {* i, U( h3 W9 x# O' \6 F1 `
- margin: 0 auto;
4 {2 u3 I. `) O - max-width: 400px;
) x( b o: x+ s; `' e* J- J! l - }1 O1 v n/ n! k6 n* W
- .toggle-label {. v( u' y" h1 q9 u1 V3 _
- font-size: 16px;1 u% N, n! K O. o
- background: #fff;9 M9 X# e- t# p# W
- padding: 1em;+ s2 ?. X6 X; O5 a7 z/ _* `* P
- cursor: pointer;
/ Q- X, }$ V# d9 ?8 z - display: block;
. Q* M8 o; A3 W) `) j* ?9 ` - margin: 0 auto 1em;
: Z- _2 T" s( z; }/ L& {2 C- N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ @3 g! V- E* E! H6 [ - border-radius: 4px;7 t6 q$ H4 m; O; }2 \
- }' v8 Z! r8 S' d. H) I- j
- .toggle-label:after {
0 x" A. q3 k+ p8 N; B$ Y/ R/ m - color: #ED3E44;
8 _ L: `! s/ B5 @7 t- `2 O - content: "+";
, U1 t; G$ T% i+ Y0 H5 d - float: right;
/ N& u$ K/ u/ t& C3 h0 U - font-weight: bold;
% Y% M2 j, _3 k, R1 S3 d - }
0 {, ~% Q0 q+ d1 Z; t - .toggle-content {9 O" T. b; o, S" j/ ]+ \$ t, y G
- color: #B0B3C2;+ h# T+ M% ^1 q, x \/ Z; D1 ?8 Q
- font-family: monospace;3 z9 [; N/ Z6 t( m0 x' X
- font-size: 16px;0 Y: {+ \$ T$ n
- margin-bottom: 1.5em;- ~* m2 {/ e: J" C1 Z. ?
- padding: 1em;
1 u8 I8 T+ h+ \: N. ^- j9 b - }
M% W2 @( N* ` - .toggle-input {
( T: L9 a/ Y w0 x2 z - display: none;
1 ~$ k. k# S4 f# M4 \. A - }0 y2 Y( t1 n. U. J3 u* _# x
- .toggle-input:not(checked) ~ .toggle-content {
% w4 I; c: G7 t) s - display: none;8 W% b# {( B5 E: [1 t2 A2 I
- }* i% d9 ?: T' ~4 B" H" G1 @2 @
- .toggle-input:checked ~ .toggle-content {! U0 r. I& R" a9 Y5 y
- display: block;, A( j3 p) ^" \
- }
8 J, X" p- y7 r - .toggle-input:checked ~ .toggle-label:after {
/ Q1 s* D& c) k" E, W9 S - content: "-";# _" H p& W, u9 u: ?8 Q
- }
复制代码 7 T; w0 F- }4 i9 t% y
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