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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!">' t* {8 S, L9 P u! P0 n7 m
- Label for your tooltip
/ Q, {. L3 u6 w: q0 \9 O - </span>
复制代码CSS代码: - .tooltip-toggle {* t7 n- M1 _/ Q3 X8 I( e9 j
- cursor: pointer;
+ m" R \0 Q2 V3 C. c3 b) O' ? - position: relative;* o5 S) ~: J0 ?+ N( x$ g7 N$ m
- }" z( h, v; J0 E0 k/ q9 r
- .tooltip-toggle svg {& c7 H9 ?% O* w! ^. _+ u7 R; {
- height: 18px;5 d, ]) M6 ~1 r. J4 ]1 P4 s- h/ A' ]
- width: 18px;9 _ c0 u$ e3 i
- padding-right: 0.5rem;
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- .tooltip-toggle::before {# D5 d1 p8 ~0 ~7 l- t2 ?
- position: absolute;
3 Z) E( t& f$ k! L, K8 M) c - top: -80px;
' i2 P2 E; t; h$ q( f - left: -80px;7 Q, J. ]) H3 _- L7 w8 x5 {6 a+ s' n; e
- background-color: #2B222A;
+ Q" ?- U {, c, i" ` - border-radius: 5px;
$ e& L# Z' W6 B: J8 n - color: #fff;
7 q3 L" p5 R6 a/ m9 g3 n+ y - content: attr(data-tooltip);
% U1 I; U5 `, k. n+ t8 |4 w - padding: 1rem;* \# O6 j8 C$ V$ k8 a6 I2 Y
- text-transform: none;
1 }; [' }; T$ Y6 ? - -webkit-transition: all 0.5s ease;
* l5 q! ?& d [- _: _, i - transition: all 0.5s ease;
# T4 g/ q. I6 q- _/ l, L+ @ - width: 160px;
7 F" L% }" X0 K) ]* r - }
( o4 [, k5 _7 Z% b - .tooltip-toggle::after {
' ?8 ]7 l, @3 j - position: absolute;
4 y3 s& `0 n- P2 G5 d - top: -12px;' t# X. ]& E# s9 m: s, d9 c: |
- left: 9px;% J& n; z1 [: X2 L" Y3 N
- border-left: 5px solid transparent;
- A' W7 {0 \& Z" x# V5 t8 M) w - border-right: 5px solid transparent;
/ @6 t2 @: m7 ` Y1 b) t5 N5 k - border-top: 5px solid #2B222A;
5 l( N0 n6 G( ~+ P6 w3 g$ w' V - content: " ";) `% d; I) H. i$ L0 @: S5 W9 C
- font-size: 0;
7 F8 Y7 i, n2 p) r0 @ w - line-height: 0;" [2 @% b6 i; @- H2 `% L: e
- margin-left: -5px;
# Q3 N7 ^; T: ?+ ^ - width: 0;! D' H) T0 q- m, M' q
- }
# C X0 m8 I1 y' a9 N. ] - .tooltip-toggle::before, .tooltip-toggle::after {# v/ Y* m& z" `8 W( l7 O
- color: #efefef;
3 D, }& g- r# Y7 v, n6 u - font-family: monospace;/ A" J9 C; f/ e( a1 }& I
- font-size: 16px;, n% ^, m8 W, C: s% d- q
- opacity: 0;" W1 k7 d9 ~$ |3 w' W
- pointer-events: none;) z2 }. \ u8 B. n5 E$ _9 W: E$ S
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
9 Y7 f) R' Y6 t8 ~# p) L4 H/ i - opacity: 1;' | j6 S5 F- y( d
- -webkit-transition: all 0.75s ease;
) n, ]0 n' ^/ A - transition: all 0.75s ease;, U, r. k5 Q& e0 q4 V5 Y: @1 q
- }
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">9 I$ R( D% N$ n" ?2 s0 _
- <ul class="nav-items">
D) C) [' O. @3 u$ W - <!-- Navigation -->
0 w& }. k) ^: t - <li class="nav-item"><a href="#">Home</a></li>
' O2 G; Y6 v1 n% v' }# ]8 d$ |: t - <li class="nav-item"><a href="#">About</a></li> b2 r4 g+ } y! M. y
- <li class="nav-item"><a href="#">Contact</a></li>4 X+ d6 o c* C- }( m
- <!-- Dropdown menu -->" _$ e/ _5 w( v. x2 G
- <li class="nav-item nav-item-dropdown">
; H q, Z: n! z& I - <a class="dropdown-trigger" href="#">Settings</a>
& u# r/ X2 @; e% b- N% p2 R0 B( m - <ul class="dropdown-menu">
0 L, o/ V: M7 o& S; M( w4 t" x - <li class="dropdown-menu-item">
' n( _3 b* B5 z - <a href="#">Dropdown Item 1</a>9 r' B" z! ~* @% O3 U# Z' L9 ~6 A* a
- </li>* [% ^1 I/ c6 q1 d) k& {1 q3 Q8 w
- <li class="dropdown-menu-item">
( F/ n1 B' N6 r+ \- ?7 d9 P. s4 Q - <a href="#">Dropdown Item 2</a>
0 N5 y# @+ _2 G" ?5 a - </li>! I, F* p. P3 J& w9 b; J
- <li class="dropdown-menu-item">
& Q. E& t. |# x3 q- g - <a href="#">Dropdown Item 3</a>8 y |9 K+ X( W7 a5 @( O R) Q
- </li>: d' `6 B+ e2 k! k. [& m
- </ul>
/ _) M% C/ V) a9 n. x' q - </li>6 a+ s. h/ J1 b- S
- </ul>8 G1 g. Q8 g5 O/ a$ ~3 d4 R
- </div>
复制代码对应的CSS代码如下: - .nav-container {7 v, Z, v' w, k. m! K% T6 V# n
- background-color: #fff;
- E, i6 {" V! g! h" m8 T* R - border-radius: 4px;! }2 v4 r% D! ?# q7 m
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% [& I! }$ Q; P3 g* A7 h
- padding: 1em;1 @2 o8 v' H' |* y9 v
- border: 1px solid #eee;
- N( p) }. `& J5 T$ l- A' @% h1 K - display: block;
6 ~! m7 K3 O5 W6 G( E3 q - max-width: 400px;
/ d4 N& _4 k1 H+ P+ z - margin: 0 auto;# t* H, i {7 M/ h
- text-align: center;# W% M6 l" E" C- \# X# Y7 W. L g# U
- }# ^+ @! W! N2 t$ k, K( L
- ul,
6 m2 h& e+ _5 { - li {
* O4 g6 ~1 _% M% R6 P6 R+ ^ - list-style: none;( ?6 Y" A6 |9 v; _# U: r3 }& z
- -webkit-padding-start: 0;' m- `$ A/ c% O7 l$ W2 J; n/ y" n
- }+ c0 i5 h" k9 H% S$ n" h7 D3 @
- a {
( Q/ ]% a9 E6 G - text-decoration: none;
+ y' s A7 B8 G4 C; K1 e - color: #ED3E44;
. q! _5 r6 I# a, n - }
# @" b2 B0 c& R2 c - .nav-item {
* [2 N5 D% F- V- m" o - padding: 1em;
* N3 R4 u: X5 c) O - display: inline;
5 X/ h/ a; i( w+ i6 o @$ H - }
! G6 g7 T2 h2 ~6 n' I& T - .nav-item-dropdown {
; k# _ f2 b+ O, @0 a% ?0 n - position: relative;+ A& R2 ]. J% U
- }; ^% S5 l5 T6 i; |4 Y
- .nav-item-dropdown:hover > .dropdown-menu {
- U) o; a# N/ p8 ^6 j; J# o - display: block;' ]6 K/ L' ? Y6 P
- opacity: 1;5 b, N& V) z- W
- }
5 @# x+ y" R8 z) x# a% u* f0 e% ~% f - .dropdown-trigger {
: _- Y: c) p( B/ X - position: relative;/ h. u' C) o' \
- }
1 ^, e8 F. d1 ~! g6 ^7 ^3 t - .dropdown-trigger:focus + .dropdown-menu {) x* n4 b) S% [- F4 x
- display: block;. y" f# F, _4 R9 }4 W/ D8 J
- opacity: 1;
. G0 K$ A6 o# ` - }: h( w' ~" }7 ]' w
- .dropdown-trigger::after {8 [8 Y6 j/ C9 I7 w8 l' W/ n
- content: "›";
- ]4 q+ H) q/ w; T$ }( \0 g. N - position: absolute;7 N: }7 ]6 l+ p, d2 I" I
- color: #ED3E44;" i. ?, r) `, ?5 S j7 W
- font-size: 24px;
8 F) L7 r7 E. j, _0 u5 m- n. s - font-weight: bold;0 t2 H2 U I. U+ o! X
- -webkit-transform: rotate(90deg);+ u1 X" X9 H5 a, x: J/ u
- transform: rotate(90deg);
! p4 Q, O- V0 F% C8 \, I - top: -5px;+ a9 k+ }6 G2 V5 n
- right: -15px;( q9 t8 W# N% H
- }9 i: a7 q: u( F/ W8 o' B6 e
- .dropdown-menu {
1 g$ W- o3 @& _/ Q6 a* K - background-color: #ED3E44;
+ x! _: i- }0 R6 a5 f - display: inline-block;
7 L. B0 t2 u1 F7 v% Y# r# f - text-align: right;
# x6 w/ Y; D; _& K1 b - position: absolute;
n* K1 \; [4 t5 S( w( v7 L - top: 2.5rem;$ b; b" ?5 g: k& s' d' a: g
- right: -10px;
* z: C/ \9 ?, A$ h$ ]% e ]- S - display: none;/ d. Y+ P1 ?; f
- opacity: 0;
9 H% @: {, b- m0 h2 k2 v/ \# ? - -webkit-transition: opacity 0.5s ease;5 Y' R0 G8 D; @
- transition: opacity 0.5s ease;* }5 }( j+ _6 b4 I" V5 h+ ]8 e
- width: 160px;5 c1 | P3 p* t- |* T! U4 S- n. o
- }
$ a% P9 p" x7 a* z R+ W3 k - .dropdown-menu a {
5 s, o' X; p/ b9 K. \ - color: #fff;" H6 N/ W3 J3 {$ I. X
- }
) _6 K/ ~# H9 K - .dropdown-menu-item {1 d' `& z: W0 \0 @$ T- X& E- G, l& d
- cursor: pointer;1 f( m$ ~' p3 J# ]$ E
- padding: 1em;
. }' [4 E: O* t% U, ~7 O$ x) ` - text-align: center;
7 ^! [. \! ~9 G, B. z4 w8 { - }: u9 X8 y7 L# M0 d
- .dropdown-menu-item:hover {! ?3 ]8 u' N: x& O4 e7 Z: l
- background-color: #eb272d;' @4 ?" ~( c' Y4 I% n
- }
复制代码
+ E9 f( p/ \0 e0 c可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
$ x" w3 M& ]; B7 O6 Z - <!-- Checkbox toggle -->1 Y1 }/ j* \0 p/ J9 Y% i1 y
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">+ H9 ~2 F8 z+ b
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
9 D$ X$ F- l; z# y3 o - <!-- Content to toggle from www.mfbuluo.com-->1 s5 y& u6 x+ m7 `) b
- <div role="toggle" class="toggle-content">6 j/ f0 H7 ~! \; }
- BA-NA-NA-NA!# j& [( D% S8 b( b3 {) Z
- </div>) A9 ^- f5 R' L* ] T$ S6 U P
- </div>
复制代码CSS代码内容如下: - .toggle {' `% S" j, a; p1 J& ?: s
- margin: 0 auto;
" M3 I4 a! ]5 U% b4 i, K4 V - max-width: 400px;/ e7 r" G- F C" r7 K- m
- }
7 e3 {/ G3 t/ R) P - .toggle-label {
# X0 T+ F+ D4 V4 Q- h - font-size: 16px;
, L' ~( F$ h0 s5 l/ P7 g - background: #fff;
; j* D1 v0 b6 u; c( Q* r! G: Y - padding: 1em;' z+ ]/ A! z$ ^, Y# r9 @
- cursor: pointer;
/ H2 o; _( ^7 j1 |$ J; ] - display: block;
- Z7 M( Y# }1 v/ m. ~& b# x3 i. ` - margin: 0 auto 1em;1 n0 G" @. h7 }0 |
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 ^' }' `- i+ z! d: t% [: t0 s - border-radius: 4px;
" i; |! m4 ]% q8 @! G+ m( @3 p, P B - }( W3 U* }. ^4 j0 ]0 s
- .toggle-label:after {
' E t, e5 H1 K - color: #ED3E44;
4 i4 ?4 I: v4 H& j - content: "+";
l: \5 J) S( v9 N' b - float: right;- q* i y- ?- B0 M& P# t! [, ?
- font-weight: bold;7 b4 }( L4 {: I: W8 O
- }
5 q+ M/ E+ H% q0 J1 v" J! ^ - .toggle-content {% \+ [9 H9 @9 B9 ]' r
- color: #B0B3C2;5 l4 T# {) L+ f9 c0 s- [
- font-family: monospace; W+ }) r$ {6 p) }
- font-size: 16px;5 u6 d, O5 h7 L" y) j
- margin-bottom: 1.5em;' C6 n7 W* V E7 k9 j& O% n7 w
- padding: 1em;
$ I2 P8 ~8 B& x5 Y* P. [ - }& W8 F8 H/ ^- ^8 D
- .toggle-input {) \! i# r7 p8 G. D
- display: none;9 B3 |* {5 ?/ j' W' Z. S
- } Q" f0 g+ ^% Z5 G5 q9 Q$ q
- .toggle-input:not(checked) ~ .toggle-content {
8 r. K) s) K9 c! B, c - display: none;
1 x7 k* B" U3 o* _ - }
' u2 R0 e- E9 ?' }7 ~5 E, U* C - .toggle-input:checked ~ .toggle-content {( I2 Q0 B: G7 z) t% @6 _! A
- display: block;* ` ?7 c8 J# n
- }- o2 V6 w: F% A9 u5 y' L, Q
- .toggle-input:checked ~ .toggle-label:after {
8 z. o" G6 \# Q7 k; U- T$ G - content: "-";
: |. n2 w" {! \8 \ - }
复制代码 & K/ G3 E' R. ?
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