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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 }7 o0 Y# y9 W6 G6 G* n - Label for your tooltip3 w w9 U/ C5 u1 t- r0 v, M2 f) V4 O* t
- </span>
复制代码CSS代码: - .tooltip-toggle {! _2 V& y9 M9 P( D
- cursor: pointer;' t" s* I' d2 _0 ] R
- position: relative;: ~' Y) B! w. }7 E' O( c! v9 [
- }
( J3 ^. K3 z. B7 U+ x - .tooltip-toggle svg {5 f8 j9 A+ G! ]
- height: 18px;! ^: O1 w+ G* N8 z/ j7 H4 U" B# \
- width: 18px;# X& |2 N, H0 l# q
- padding-right: 0.5rem;9 [& I! }# w0 v5 G4 J, H
- }7 z% Y }( G, H$ t
- .tooltip-toggle::before {
( A7 j4 K* s/ ? - position: absolute;
4 I: O% _$ {; j4 p6 z - top: -80px;
5 Z" L1 n9 `7 D - left: -80px;
2 _5 O5 ]; W+ m# s7 R s - background-color: #2B222A;6 u) ]4 [/ ^+ P. y0 i2 l7 G
- border-radius: 5px;
! J- i! q) P! t% x - color: #fff;* d* }7 B, x2 {* o/ q! `; R
- content: attr(data-tooltip);
9 M3 `( ]8 j7 J! y9 ?6 J - padding: 1rem;
/ X5 M; P; N; i1 `) q' d$ p( b: P - text-transform: none;
* @- s/ J6 e0 H B& a C+ a - -webkit-transition: all 0.5s ease;5 y* Y% Z6 O- K& G5 `) e
- transition: all 0.5s ease;
# q: J: P- ?+ d* s$ f) _2 H - width: 160px;
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- .tooltip-toggle::after {
. {2 v, l8 t7 x9 n* E( D6 x - position: absolute;. r6 K1 `9 a, L {: ?
- top: -12px;
1 R. r( t$ B- c - left: 9px;( \, W0 ]% y4 ~2 P' r; F
- border-left: 5px solid transparent;( ]) D0 F) L$ X" u6 k* E" c7 J. O
- border-right: 5px solid transparent;( i; N8 }3 n' o" u
- border-top: 5px solid #2B222A;. g& q, L2 k" A
- content: " ";9 `1 @9 ~' q) B7 k+ s1 U" }1 C( x. b
- font-size: 0;
/ l) j+ ?) H$ n e5 Q6 K: h - line-height: 0;
( z0 y/ g, ?& Y! b R4 b4 M0 ~- s5 i4 m! B - margin-left: -5px;
@5 \- U. R N7 B5 ~- t6 l - width: 0;
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E' R2 Y# } q - .tooltip-toggle::before, .tooltip-toggle::after {# C4 b H. l- i R/ b
- color: #efefef;
) h8 q2 q4 y6 T; d% T4 L* | - font-family: monospace;* \- S+ q6 F8 N6 w! v
- font-size: 16px;
' l/ d- F8 W: ^) b4 F' S3 U - opacity: 0;
" O$ Z! H$ D1 ~+ S5 @, ^' H - pointer-events: none;2 o& Q( L5 K( K6 z
- text-align: center;
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* I+ Q* M5 J$ n4 n* H- ] - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {" W1 G9 M& `* V1 |
- opacity: 1;
$ i( Z3 z5 O9 o/ b - -webkit-transition: all 0.75s ease;! U* ^! a- }7 p5 e2 ]+ P; f {
- transition: all 0.75s ease;7 l% N6 d; n- U4 D: d3 F
- }
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">
% ]: B+ J2 b; |' E* l: i1 s - <ul class="nav-items">
3 C( k5 v& m* ` G - <!-- Navigation -->
* w7 w) R* q4 o4 a* K% }# w m - <li class="nav-item"><a href="#">Home</a></li>1 G* W- @! c. G
- <li class="nav-item"><a href="#">About</a></li>
) J9 P9 s! Q" V! U) j0 x- A i) b3 i - <li class="nav-item"><a href="#">Contact</a></li>' Z. H! O( W. k0 n U. u+ z3 n9 }
- <!-- Dropdown menu -->
; M9 n; `7 O Q - <li class="nav-item nav-item-dropdown">
- J2 U) q$ o1 l+ u - <a class="dropdown-trigger" href="#">Settings</a>. R2 G5 H" X% \; N3 R! R4 C
- <ul class="dropdown-menu">$ X7 j. @2 p/ l% H% I
- <li class="dropdown-menu-item">
! F: g2 |. o, y# d) R% p - <a href="#">Dropdown Item 1</a>- g5 O ?7 b" u# p4 W
- </li>
( g# R# r, D. _: m: R - <li class="dropdown-menu-item">
T/ x" _2 ]6 q$ X" y! d - <a href="#">Dropdown Item 2</a>( K) k: g; R2 e. A2 K# v3 K: a; s
- </li>0 G: l7 w& R( ?- o0 q7 x
- <li class="dropdown-menu-item">$ E( }& x7 U; P D- W' I- k
- <a href="#">Dropdown Item 3</a>! o9 \- c+ U" C3 \# }# l
- </li>
0 \: G8 \" v! J - </ul>; E K3 Y) z! W2 Q6 P
- </li>% `5 ^5 g: z2 Z
- </ul>: H$ Q6 t$ @8 `1 m; q8 E4 ^
- </div>
复制代码对应的CSS代码如下: - .nav-container {
0 |, \3 d# j' G2 o - background-color: #fff;. ~/ v" C2 l% ?' h/ l2 R" c
- border-radius: 4px;
" L( `" J9 L; K - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) `! }( T. c2 o6 I" r% ] - padding: 1em;% j. G( Y; P7 K- V3 E1 U) {
- border: 1px solid #eee;
: V/ Z: |2 f, E4 {9 V+ z; M2 Y3 y' G - display: block;- L% D' q' U, R3 Z* e. y
- max-width: 400px;
% v+ C( A1 S3 g! j% b - margin: 0 auto;& [! R( n. C4 n* ?- S; a/ I
- text-align: center;
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- ul,0 R2 y0 {' `9 a- T+ Z
- li {
/ _/ D) k# ?( e' G7 M6 E - list-style: none;) x' I1 x; ?$ m
- -webkit-padding-start: 0;) Z: R; H# Q, q$ ~
- }
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- text-decoration: none;
" k% n1 q# J9 r6 M- P1 J - color: #ED3E44;
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- .nav-item {6 v! H8 n0 W, M2 B( Y3 R% X
- padding: 1em;+ h8 m8 F, W' H" i
- display: inline; t4 N. d) c4 f7 C" x
- }
* t& G t! K s. F; I% E7 k' ? - .nav-item-dropdown {
4 M7 J( ]) B0 }0 I) S8 ?. q; o - position: relative;6 B1 Y) s1 @6 x9 o& F
- }# |$ {" U, F; \, P. U' z/ ~
- .nav-item-dropdown:hover > .dropdown-menu {" ]- u: _; N' E! w Y! k
- display: block;
0 }* Z D) s& e3 Y8 M( C - opacity: 1;
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- .dropdown-trigger {$ [8 h0 R5 b0 {2 Z; }6 w- \7 j0 A1 _
- position: relative;' N8 R0 n _0 Q9 G# t
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- .dropdown-trigger:focus + .dropdown-menu {. T/ a) {/ F; `, ?( F: t1 ]" Z
- display: block;2 l$ d3 [& q/ x* Z2 ~0 E$ I
- opacity: 1;
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- .dropdown-trigger::after { ~& T( \$ I( z' v" S# ]3 N6 D
- content: "›";4 u5 G' C+ ^3 R9 U# Z! c* o; {
- position: absolute;. w: T- F7 J+ X5 d9 h
- color: #ED3E44;' a, K/ b6 A2 z1 V5 y
- font-size: 24px;# l2 l7 a" c3 y8 \( I/ i6 X
- font-weight: bold;% }) L* i+ ] ?: A
- -webkit-transform: rotate(90deg);; c" [5 Q7 N* M* f
- transform: rotate(90deg);
5 h9 X; B/ L1 y6 T5 | - top: -5px;
' R4 Z+ b6 b" g( j/ g0 Y - right: -15px;3 P% g% ^2 d/ o0 _
- }
; w. ^5 U; \: m" F - .dropdown-menu {
! F" h( j) I' t; [0 L1 d - background-color: #ED3E44;
) G4 G5 @; L) P% R; s$ g - display: inline-block;& L U3 _4 \" ~( z `$ J
- text-align: right;; e! d M5 J3 v/ _' Y7 R( ]
- position: absolute;
6 B# p0 d w) d! b' Z: W, R - top: 2.5rem;0 t& o; Q- p; R% m
- right: -10px;
& J2 t. q$ P$ J$ d! k8 b4 A L' M: L - display: none;
# v( ~# o4 p, j+ N2 a* g P - opacity: 0; R/ B- B: k/ u* ? R
- -webkit-transition: opacity 0.5s ease;9 z. F \3 q: G4 y
- transition: opacity 0.5s ease;
8 n% D% j7 b* A' Y' o7 {: \ - width: 160px;$ Q. d0 p2 h1 f4 V+ \1 H0 A
- }
+ t4 Q! S5 _# ?, s# `; ]- D8 O - .dropdown-menu a {" G& B- t( V# E" G2 J: e9 [
- color: #fff;
- G& d4 S) b( A; |9 }9 r `# W - }% F a: O4 V% V* [
- .dropdown-menu-item {6 v. J5 M; r, ]% K
- cursor: pointer;
, C7 X. X" o5 D7 p: K1 j6 Y - padding: 1em;
1 G/ j7 Z+ `1 [5 O - text-align: center;
% U9 U- s0 K) c- U2 Q I4 ~ - }
* Y* @. ?+ n2 \; U/ Q" q - .dropdown-menu-item:hover {
9 A# t1 R- f `( u1 |3 C) d - background-color: #eb272d;
: @% R; T6 v( x# V2 x' A4 A& q - }
复制代码 # K, |1 U5 }, ]9 ^) x6 }: J
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 g7 ?2 {8 E4 i) z& x! F
- <!-- Checkbox toggle -->
4 M7 s6 p: ^6 ^& J, \ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> I( U& z' r2 z1 U! R4 w
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>5 S' u$ r: s# j& I# r% B
- <!-- Content to toggle from www.mfbuluo.com-->
% a. @) K4 Y9 z+ n- z - <div role="toggle" class="toggle-content">
/ x* R, X! I5 A; [% A& ?8 h - BA-NA-NA-NA!1 ?+ [' _- F! f" V' C; j8 s
- </div>, L1 {2 n) `. c+ s& m& y
- </div>
复制代码CSS代码内容如下: - .toggle {
; i' T$ Q% Z' s+ D/ B - margin: 0 auto;/ Z2 q( a" k7 b6 o4 y0 q+ U( T3 W
- max-width: 400px;
3 |5 @/ K5 h. L, a - }
2 c2 z. B4 z' A0 o5 ^2 L - .toggle-label {
1 R0 m9 j, P1 k - font-size: 16px;+ K( ` V- d' P5 S6 A
- background: #fff;
9 v5 a% G ~, Z4 |& ^ _% }. R - padding: 1em;2 D7 ^; ?/ Q5 x: x- ^4 D
- cursor: pointer;9 N+ v! F9 T5 ^, W6 r+ S
- display: block;
# K: y+ v6 l- ^* q - margin: 0 auto 1em;+ U- s& a- g7 m0 l
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 l; f8 B5 p2 X! M" B+ C
- border-radius: 4px;9 r- \+ y; _; ^7 w
- }
& @* d5 Y7 A8 e2 i4 a8 f - .toggle-label:after {
4 H4 f( g# s" \4 Q% S. v; r - color: #ED3E44;
. x- D+ B. j c" o8 ~ - content: "+";; ~ u2 U. |5 ]
- float: right;. g' f# b: U- Q: @( T& m1 `* B6 h2 b
- font-weight: bold;* f! A* y" t. f) r+ i( I
- }6 n" d, O9 ~- S& a$ w* a
- .toggle-content {3 Y$ Z- D G3 L' T& u5 M" G
- color: #B0B3C2;
8 Z* s5 ~1 o6 A' d# y - font-family: monospace;
6 o- N9 H5 N$ o( { - font-size: 16px;
: p2 m) D# e0 F9 g; V - margin-bottom: 1.5em;
" u" n! ?9 b& V) b8 U0 o% A2 h - padding: 1em;1 G/ Z7 a- F2 n$ i
- }
) n" P; {7 x2 {6 n, q - .toggle-input {
. \' ] K( [' T. p- \6 M6 c - display: none; k4 _. A! ]& j& m' T" u2 ^- f
- }1 m4 |" `2 M2 h: k* |
- .toggle-input:not(checked) ~ .toggle-content {% g7 I% R; s5 g
- display: none; O3 Z. E, ]- b% l: \) Z9 T
- }
+ I( M: A: Y' ^' A2 v4 h - .toggle-input:checked ~ .toggle-content {0 ^0 F* Q1 O3 d5 i/ c
- display: block;* q2 X8 ]& R6 T
- }" W7 {& F) w5 F( w- ^" ~ Z p2 K
- .toggle-input:checked ~ .toggle-label:after {$ I8 d" I# l v
- content: "-";
6 W& l$ ?0 P/ g9 P' z$ g - }
复制代码 7 z/ r# a& z% O' z G5 u+ C" h, i
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