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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!">: S" o: T- G0 h/ m0 _+ A E
- Label for your tooltip
$ Y7 R Y$ {1 B! r+ i7 l1 D - </span>
复制代码CSS代码: - .tooltip-toggle {
0 H6 ?% [; O; a4 I0 y+ m - cursor: pointer;, H' ~& A- Q, \: o5 ?# l! q
- position: relative;5 O8 o, I& L; f2 K0 z& t
- }* J# X- [' ` R
- .tooltip-toggle svg {
9 U d0 k$ M9 x0 n$ L7 o( B - height: 18px;
& [' P8 V. t9 ]4 W' ^+ a - width: 18px;
4 D1 G+ y9 [% q* _6 L- c( T5 C - padding-right: 0.5rem;4 M" c6 B1 K2 w& V" G* T
- }
. N, y6 U: R6 ^ O: ?1 [5 O3 g7 B - .tooltip-toggle::before {6 P* t$ s" h: b& ^8 i( C5 v. L* {
- position: absolute;" T- `, M. i, P) e& ]* a$ y$ e" K8 U; l
- top: -80px;" a& d; F4 S1 W& ]# _" ^
- left: -80px;
) K: ~7 ?* o' R; O" N. ? - background-color: #2B222A;; T" I0 |! y8 V q. w
- border-radius: 5px;
2 k! ^4 V& x% K$ Y. A - color: #fff;
, m# N$ O5 n9 j [ - content: attr(data-tooltip);
4 ^# }% [' j# v# K% m) H* g - padding: 1rem;
5 j: d# z. y2 Y5 W+ W: b - text-transform: none;+ ?6 ^3 m4 `! L- s/ b
- -webkit-transition: all 0.5s ease;8 j! @/ I5 J A$ K n: D( L3 H* B
- transition: all 0.5s ease;
# I3 r# W% m) h5 A) E) p9 A - width: 160px;4 _& k; O0 h) z( S2 s
- }
! D+ s% R! c5 i9 S! x - .tooltip-toggle::after {
6 x. D, N- A J5 U' Y - position: absolute;
; V5 c5 d' g1 J( ^ - top: -12px;* K8 B4 l; Y9 V, T! E" N1 a
- left: 9px;
6 Q" E- h% E! K6 Q$ z - border-left: 5px solid transparent;
# U5 B# c+ h* E) X% V3 s - border-right: 5px solid transparent;
; K/ L4 T, o# \9 q' f! l0 E - border-top: 5px solid #2B222A;- o/ M8 e r; G
- content: " ";
2 H9 K6 H# s# a0 @3 z' D - font-size: 0;" v1 V+ r& j8 l4 J
- line-height: 0;/ U t. c$ r# r- ~: O v8 G
- margin-left: -5px;( X9 X) x1 V+ v5 m4 Y a% n
- width: 0;
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! G7 N$ G9 a4 |* t6 D2 ^ - .tooltip-toggle::before, .tooltip-toggle::after {
& Z6 _5 @, M6 i$ j$ c& V+ Z* n - color: #efefef;0 i3 M8 S3 X/ J- b/ O8 o
- font-family: monospace;
, a; q6 ] b2 y6 v - font-size: 16px;* s# g# {; K9 L% W w
- opacity: 0;' b1 [, c' Q9 p- y3 O
- pointer-events: none;
S) [$ x" B7 |, i# Y8 Q0 B: x - text-align: center;0 e8 W3 D, q( Z0 q% G% Z
- }; n2 B6 U3 B' ^; j3 z( r7 i
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# `- w0 K2 Y- P2 h% z9 ] ]: I - opacity: 1;
3 @3 k# g- t6 N( s) O - -webkit-transition: all 0.75s ease;
5 T% [$ D4 _1 b3 P6 L9 l2 q2 [% N, ] - transition: all 0.75s ease;
- @. d1 ^ \" q" ~, Q& Y& m( N - }
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">7 h# [: V3 x1 e. X' e/ p
- <ul class="nav-items">0 ]" g d: b2 U
- <!-- Navigation -->
* g" h" d8 X3 o0 Q5 H - <li class="nav-item"><a href="#">Home</a></li>* ~* G3 B& x' N8 R5 d$ s( f
- <li class="nav-item"><a href="#">About</a></li>
# l( g# b- v) n1 O( p% i Y - <li class="nav-item"><a href="#">Contact</a></li>
) w; ]2 K5 @9 @% {2 q6 R6 R - <!-- Dropdown menu -->: `/ Q8 N- M& @
- <li class="nav-item nav-item-dropdown">2 B+ [# [' B- H9 ]- i
- <a class="dropdown-trigger" href="#">Settings</a>; u% D. @1 ?0 o- ]' X& B
- <ul class="dropdown-menu">" n$ y! E" o0 }& W7 [* A# U
- <li class="dropdown-menu-item">6 D7 ^5 A" l( G, G1 I5 s8 E
- <a href="#">Dropdown Item 1</a>4 S& K' `0 e# @
- </li>
" p' q4 S$ l* q+ o- n0 p - <li class="dropdown-menu-item">5 H; k: B0 C$ z+ n) {4 ^8 t
- <a href="#">Dropdown Item 2</a>
7 E( L/ L; K4 ^& v) N* {0 E2 o - </li>1 N% N5 T( }" W/ v# v& f4 ~9 i
- <li class="dropdown-menu-item">
* \/ [9 |8 y& x - <a href="#">Dropdown Item 3</a>4 z9 P) Z t' {' g
- </li>, K6 x- y; R8 \, P$ D% l
- </ul>
2 c# r8 n8 z; p9 g' H4 R2 A$ h - </li>, q5 S% J1 {7 a6 b6 ~
- </ul>% G, r' A1 {* l* m) R
- </div>
复制代码对应的CSS代码如下: - .nav-container {8 A" d$ R" s/ S T
- background-color: #fff;
/ u% B; l; ~8 e& J- [ - border-radius: 4px;
, F7 a }3 V; E9 t/ y" W - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ G3 L4 O+ P( }! p& p, D$ J - padding: 1em;$ C: h7 e- T( r7 M5 x! i9 L/ m+ C7 P. X4 {! D
- border: 1px solid #eee;8 N1 T# b& Q: {: w; H/ ?' ]) `
- display: block;
# t6 E0 ~8 q# F4 c2 n( Q6 F - max-width: 400px;- U* G5 Z4 q0 ?- |4 ?* y
- margin: 0 auto;1 @0 b4 S3 H6 @( P3 o0 e3 _/ [: j4 e
- text-align: center;
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- ul,
- o3 x4 c% H; O4 x) g - li {
# N# K# @% U% _( @5 B7 @" l - list-style: none;: h9 B; _6 H/ q/ n5 W6 G
- -webkit-padding-start: 0;% d. A; _3 I0 D) f1 L3 }
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- a {. S+ g1 D/ s2 {( U9 \
- text-decoration: none;9 y' n1 P& O% q
- color: #ED3E44;
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- .nav-item {
2 I6 j# l2 t+ F& F+ y4 M: o1 k - padding: 1em; y @0 U' `1 j) h
- display: inline;
/ S+ v, v- T4 N9 A, s1 } - }
$ P5 t7 \/ X. ~4 d, G; ~6 J - .nav-item-dropdown {) F* R' z7 [3 ^9 e: C
- position: relative;. J& O6 i" }2 Z+ @8 W
- }
: w3 B3 o/ `- d: `9 K! S - .nav-item-dropdown:hover > .dropdown-menu {
: [( u5 Q, @- j* M2 s" {2 i( ^0 ` - display: block;
& b/ g/ s4 J% J" h+ y/ D) s - opacity: 1;
+ g2 M9 n% e' W5 q% {5 H2 O - }
8 \% I) }, v6 D - .dropdown-trigger {: x4 k8 d: w4 U) d
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {% {9 f- Y0 A r3 O8 h# n
- display: block;
* A# @' h' e' s: F6 V - opacity: 1;3 Z: W+ L6 [& ~- n4 b
- }3 m* C4 N5 v7 X) B8 p! h
- .dropdown-trigger::after {6 A8 u' }% E1 c. a
- content: "›";
$ D9 q0 w/ p6 I - position: absolute;
6 x: D0 y. w6 c6 l2 \ - color: #ED3E44;
; R* x. @- S3 g# u - font-size: 24px;
& L1 i7 I5 P" F8 x3 W5 j% C - font-weight: bold;" t" p- K6 Z( K% T) H
- -webkit-transform: rotate(90deg);3 m$ N% P6 S% f9 Y* T
- transform: rotate(90deg);8 S( K) ~, W! N% C$ O0 q
- top: -5px;
# l9 U" o' ?- k9 k, \( d - right: -15px;
( d1 |" O9 B+ H9 D* ^7 y0 ~* Z* N$ K - }
- ^$ _2 V! F+ H3 B) W - .dropdown-menu {# {. ^! ]9 M" C
- background-color: #ED3E44;( A) t" k+ W9 Q5 ]
- display: inline-block;
$ ~! Z+ n2 m1 a( D5 l s& E - text-align: right;
, N1 ~2 E+ {# z3 R6 K& i - position: absolute;
0 s$ D* `' }/ }" Y$ M0 { - top: 2.5rem;! ]8 @8 H/ ]& u
- right: -10px;7 }* L% r# @/ J5 g7 @
- display: none;8 B- j; D X8 x, W, r7 h
- opacity: 0;
! Q( k- ]8 s# _4 x+ G - -webkit-transition: opacity 0.5s ease;
9 C) E: v8 U B' B H% W4 l2 O+ g+ { - transition: opacity 0.5s ease;
* f3 E0 H+ U' i - width: 160px;
$ [' R2 W$ o" c - }
3 X7 [0 s- I- M7 S - .dropdown-menu a {* p5 U5 z) i8 E: k. m
- color: #fff;
. I1 s1 S4 Z9 ?( m - }* r* q* K2 Q. S7 S
- .dropdown-menu-item {- n, M5 U1 s0 g5 E* h8 E- O
- cursor: pointer;
3 Z# h p+ n# Z/ l0 |$ H - padding: 1em;" G! y+ b7 S5 F% a' L. K1 x! o
- text-align: center;
5 A u; i$ V [% d. p$ |. G. s1 f - }
/ }, f" Z+ K# [: O4 k - .dropdown-menu-item:hover {$ h$ a! V! T! N7 D8 a( f
- background-color: #eb272d;
~( q" H( I3 H2 ]8 O: s& l - }
复制代码
1 z' w/ g! z; c/ I& P$ S0 p可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> J6 b3 R, ^+ x0 m9 d1 x
- <!-- Checkbox toggle -->
) j+ g, u$ T) M3 E* Q# F j6 F - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' d+ o7 M7 B0 a
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
* T1 S8 c0 g0 i1 P+ i - <!-- Content to toggle from www.mfbuluo.com-->4 n* v% i7 ^; m, [1 o) `( n
- <div role="toggle" class="toggle-content">
3 X! b6 O3 ^, k. x% L3 ]# V# m5 T - BA-NA-NA-NA!
0 v! n; Q. p4 j8 E2 w- i7 Q( w - </div>
: Y* ?8 f0 w) w) k8 X" q0 C - </div>
复制代码CSS代码内容如下: - .toggle {& S' n! m! j7 S* o6 |& M
- margin: 0 auto;4 o) B, }0 N' ? R- e
- max-width: 400px;# r! }' c* `; A/ V) y( ?: @, p% d* v" l
- }+ j& m1 J2 y3 _, K3 w
- .toggle-label {
* m$ P' O ~$ W/ _ - font-size: 16px;
$ R1 J" A+ J. t8 O1 G - background: #fff;9 C4 B8 t. F% P1 R! x
- padding: 1em;- a0 K0 {" } y2 L3 `6 p+ A. d
- cursor: pointer;
* Z4 R0 A' b. A. R b! J - display: block;; F3 B5 r* {( n- F" h* y3 l/ c* X9 I
- margin: 0 auto 1em;
( F' k1 H9 Z# m6 ?; F- o9 X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 C) q3 y1 l; ?3 @* P
- border-radius: 4px;
1 Z: Y1 Q- M0 r: A# Q& C1 V - }( C1 m3 C/ C% k. \6 x' l
- .toggle-label:after {
' L, u9 P: Z; T! P - color: #ED3E44;
) I9 ?8 Q/ {5 i$ @2 F - content: "+";; w I6 l& n* H) u! m' x& {
- float: right;
+ [& }6 D o0 ~ s9 W5 p4 r; r - font-weight: bold;+ K; V: i6 A) K9 H( `
- }1 n ]4 A1 D6 p7 J
- .toggle-content {$ F/ \6 f* } n
- color: #B0B3C2;
( ^9 h7 [, e) E$ w5 H. z* j - font-family: monospace;
/ ~8 K! P$ y1 p* Q' q# w( H - font-size: 16px;4 @; N3 N/ {$ }5 [' f5 o
- margin-bottom: 1.5em;
. U d7 E2 {! L! d8 v' Q3 { - padding: 1em;
) F/ R" i" W. j# @ - }
" a" Q* J) H4 E5 }/ ]( r - .toggle-input {
1 b9 H7 r$ X* Q - display: none;( v+ Q9 n3 s* r2 s9 L9 S
- }
0 R# ~3 b& P4 m6 a: @) V8 B0 S; Y - .toggle-input:not(checked) ~ .toggle-content {
6 p- f* w; R* u/ W1 p9 ] - display: none;
0 C9 X) ^! ^7 ? - }
% Q( y3 [7 y) E3 U+ }7 G( X - .toggle-input:checked ~ .toggle-content {
. P; Q% m+ n; Q - display: block;
7 j7 E7 }( w2 U - } X9 [; O/ ?. J$ s7 m- G9 ]
- .toggle-input:checked ~ .toggle-label:after {1 y, Z v+ B# J* J; D& `
- content: "-";) ~' Q* s( t @
- }
复制代码
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